19748390204672

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1619}}^1\times {\mathrm{3833}}^1$

素因数の和:5900

約数の個数: 144

約数和(自身を含む): 40828559224320

約数和(自身を除く): 21080169019648

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 401, 496, 802, 992, 1604, 1619, 1984, 3208, 3238, 3833, 3968, 6416, 6476, 7666, 7936, 12431, 12832, 12952, 15332, 24862, 25664, 25904, 30664, 49724, 50189, 51328, 51808, 61328, 99448, 100378, 102656, 103616, 118823, 122656, 198896, 200756, 207232, 237646, 245312, 397792, 401512, 414464, 475292, 490624, 649219, 795584, 803024, 950584, 981248, 1298438, 1537033, 1591168, 1606048, 1901168, 2596876, 3074066, 3182336, 3212096, 3802336, 5193752, 6148132, 6205627, 6424192, 7604672, 10387504, 12296264, 12411254, 12848384, 15209344, 20125789, 20775008, 24592528, 24822508, 30418688, 40251578, 41550016, 47648023, 49185056, 49645016, 80503156, 83100032, 95296046, 98370112, 99290032, 161006312, 166200064, 190592092, 192374437, 196740224, 198580064, 322012624, 381184184, 384748874, 393480448, 397160128, 644025248, 762368368, 769497748, 794320256, 1288050496, 1524736736, 1538995496, 1588640512, 2488456427, 2576100992, 3049473472, 3077990992, 4976912854, 5152201984, 6098946944, 6155981984, 9953825708, 12197893888, 12311963968, 19907651416, 24623927936, 39815302832, 49247855872, 77142149237, 79630605664, 154284298474, 159261211328, 308568596948, 318522422656, 617137193896, 637044845312, 1234274387792, 2468548775584, 4937097551168, 9874195102336, 19748390204672]

約数ペア:

[(1, 19748390204672), (2, 9874195102336), (4, 4937097551168), (8, 2468548775584), (16, 1234274387792), (31, 637044845312), (32, 617137193896), (62, 318522422656), (64, 308568596948), (124, 159261211328), (128, 154284298474), (248, 79630605664), (256, 77142149237), (401, 49247855872), (496, 39815302832), (802, 24623927936), (992, 19907651416), (1604, 12311963968), (1619, 12197893888), (1984, 9953825708), (3208, 6155981984), (3238, 6098946944), (3833, 5152201984), (3968, 4976912854), (6416, 3077990992), (6476, 3049473472), (7666, 2576100992), (7936, 2488456427), (12431, 1588640512), (12832, 1538995496), (12952, 1524736736), (15332, 1288050496), (24862, 794320256), (25664, 769497748), (25904, 762368368), (30664, 644025248), (49724, 397160128), (50189, 393480448), (51328, 384748874), (51808, 381184184), (61328, 322012624), (99448, 198580064), (100378, 196740224), (102656, 192374437), (103616, 190592092), (118823, 166200064), (122656, 161006312), (198896, 99290032), (200756, 98370112), (207232, 95296046), (237646, 83100032), (245312, 80503156), (397792, 49645016), (401512, 49185056), (414464, 47648023), (475292, 41550016), (490624, 40251578), (649219, 30418688), (795584, 24822508), (803024, 24592528), (950584, 20775008), (981248, 20125789), (1298438, 15209344), (1537033, 12848384), (1591168, 12411254), (1606048, 12296264), (1901168, 10387504), (2596876, 7604672), (3074066, 6424192), (3182336, 6205627), (3212096, 6148132), (3802336, 5193752)]