20757456846

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{40289}}^1$

素因数の和:40383

約数の個数: 128

約数和(自身を含む): 55696896000

約数和(自身を除く): 34939439154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 47, 54, 58, 63, 87, 94, 126, 141, 174, 189, 203, 261, 282, 329, 378, 406, 423, 522, 609, 658, 783, 846, 987, 1218, 1269, 1363, 1566, 1827, 1974, 2538, 2726, 2961, 3654, 4089, 5481, 5922, 8178, 8883, 9541, 10962, 12267, 17766, 19082, 24534, 28623, 36801, 40289, 57246, 73602, 80578, 85869, 120867, 171738, 241734, 257607, 282023, 362601, 515214, 564046, 725202, 846069, 1087803, 1168381, 1692138, 1893583, 2175606, 2336762, 2538207, 3505143, 3787166, 5076414, 5680749, 7010286, 7614621, 8178667, 10515429, 11361498, 13255081, 15229242, 16357334, 17042247, 21030858, 24536001, 26510162, 31546287, 34084494, 39765243, 49072002, 51126741, 54913907, 63092574, 73608003, 79530486, 102253482, 109827814, 119295729, 147216006, 164741721, 220824009, 238591458, 329483442, 357887187, 384397349, 441648018, 494225163, 715774374, 768794698, 988450326, 1153192047, 1482675489, 2306384094, 2965350978, 3459576141, 6919152282, 10378728423, 20757456846]

約数ペア:

[(1, 20757456846), (2, 10378728423), (3, 6919152282), (6, 3459576141), (7, 2965350978), (9, 2306384094), (14, 1482675489), (18, 1153192047), (21, 988450326), (27, 768794698), (29, 715774374), (42, 494225163), (47, 441648018), (54, 384397349), (58, 357887187), (63, 329483442), (87, 238591458), (94, 220824009), (126, 164741721), (141, 147216006), (174, 119295729), (189, 109827814), (203, 102253482), (261, 79530486), (282, 73608003), (329, 63092574), (378, 54913907), (406, 51126741), (423, 49072002), (522, 39765243), (609, 34084494), (658, 31546287), (783, 26510162), (846, 24536001), (987, 21030858), (1218, 17042247), (1269, 16357334), (1363, 15229242), (1566, 13255081), (1827, 11361498), (1974, 10515429), (2538, 8178667), (2726, 7614621), (2961, 7010286), (3654, 5680749), (4089, 5076414), (5481, 3787166), (5922, 3505143), (8178, 2538207), (8883, 2336762), (9541, 2175606), (10962, 1893583), (12267, 1692138), (17766, 1168381), (19082, 1087803), (24534, 846069), (28623, 725202), (36801, 564046), (40289, 515214), (57246, 362601), (73602, 282023), (80578, 257607), (85869, 241734), (120867, 171738)]