505989418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{3943}}^1$

素因数の和:4282

約数の個数: 32

約数和(自身を含む): 874621440

約数和(自身を除く): 368632022

約数列:

[1, 2, 11, 19, 22, 38, 209, 307, 418, 614, 3377, 3943, 5833, 6754, 7886, 11666, 43373, 64163, 74917, 86746, 128326, 149834, 824087, 1210501, 1648174, 2421002, 13315511, 22999519, 26631022, 45999038, 252994709, 505989418]

約数ペア:

[(1, 505989418), (2, 252994709), (11, 45999038), (19, 26631022), (22, 22999519), (38, 13315511), (209, 2421002), (307, 1648174), (418, 1210501), (614, 824087), (3377, 149834), (3943, 128326), (5833, 86746), (6754, 74917), (7886, 64163), (11666, 43373)]