20258194434

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1455

約数の個数: 64

約数和(自身を含む): 41384017920

約数和(自身を除く): 21125823486

約数列:

[1, 2, 3, 6, 127, 139, 193, 254, 278, 381, 386, 417, 579, 762, 834, 991, 1158, 1982, 2973, 5946, 17653, 24511, 26827, 35306, 49022, 52959, 53654, 73533, 80481, 105918, 125857, 137749, 147066, 160962, 191263, 251714, 275498, 377571, 382526, 413247, 573789, 755142, 826494, 1147578, 3407029, 6814058, 10221087, 17494123, 20442174, 24290401, 26585557, 34988246, 48580802, 52482369, 53171114, 72871203, 79756671, 104964738, 145742406, 159513342, 3376365739, 6752731478, 10129097217, 20258194434]

約数ペア:

[(1, 20258194434), (2, 10129097217), (3, 6752731478), (6, 3376365739), (127, 159513342), (139, 145742406), (193, 104964738), (254, 79756671), (278, 72871203), (381, 53171114), (386, 52482369), (417, 48580802), (579, 34988246), (762, 26585557), (834, 24290401), (991, 20442174), (1158, 17494123), (1982, 10221087), (2973, 6814058), (5946, 3407029), (17653, 1147578), (24511, 826494), (26827, 755142), (35306, 573789), (49022, 413247), (52959, 382526), (53654, 377571), (73533, 275498), (80481, 251714), (105918, 191263), (125857, 160962), (137749, 147066)]