19941515856

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{61357}}^1$

素因数の和:61469

約数の個数: 120

約数和(自身を含む): 58257457544

約数和(自身を除く): 38315941688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 61, 72, 74, 111, 122, 144, 148, 183, 222, 244, 296, 333, 366, 444, 488, 549, 592, 666, 732, 888, 976, 1098, 1332, 1464, 1776, 2196, 2257, 2664, 2928, 4392, 4514, 5328, 6771, 8784, 9028, 13542, 18056, 20313, 27084, 36112, 40626, 54168, 61357, 81252, 108336, 122714, 162504, 184071, 245428, 325008, 368142, 490856, 552213, 736284, 981712, 1104426, 1472568, 2208852, 2270209, 2945136, 3742777, 4417704, 4540418, 6810627, 7485554, 8835408, 9080836, 11228331, 13621254, 14971108, 18161672, 20431881, 22456662, 27242508, 29942216, 33684993, 36323344, 40863762, 44913324, 54485016, 59884432, 67369986, 81727524, 89826648, 108970032, 134739972, 138482749, 163455048, 179653296, 269479944, 276965498, 326910096, 415448247, 538959888, 553930996, 830896494, 1107861992, 1246344741, 1661792988, 2215723984, 2492689482, 3323585976, 4985378964, 6647171952, 9970757928, 19941515856]

約数ペア:

[(1, 19941515856), (2, 9970757928), (3, 6647171952), (4, 4985378964), (6, 3323585976), (8, 2492689482), (9, 2215723984), (12, 1661792988), (16, 1246344741), (18, 1107861992), (24, 830896494), (36, 553930996), (37, 538959888), (48, 415448247), (61, 326910096), (72, 276965498), (74, 269479944), (111, 179653296), (122, 163455048), (144, 138482749), (148, 134739972), (183, 108970032), (222, 89826648), (244, 81727524), (296, 67369986), (333, 59884432), (366, 54485016), (444, 44913324), (488, 40863762), (549, 36323344), (592, 33684993), (666, 29942216), (732, 27242508), (888, 22456662), (976, 20431881), (1098, 18161672), (1332, 14971108), (1464, 13621254), (1776, 11228331), (2196, 9080836), (2257, 8835408), (2664, 7485554), (2928, 6810627), (4392, 4540418), (4514, 4417704), (5328, 3742777), (6771, 2945136), (8784, 2270209), (9028, 2208852), (13542, 1472568), (18056, 1104426), (20313, 981712), (27084, 736284), (36112, 552213), (40626, 490856), (54168, 368142), (61357, 325008), (81252, 245428), (108336, 184071), (122714, 162504)]