388674754

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{5743}}^1$

素因数の和:5914

約数の個数: 32

約数和(自身を含む): 665844480

約数和(自身を除く): 277169726

約数列:

[1, 2, 13, 19, 26, 38, 137, 247, 274, 494, 1781, 2603, 3562, 5206, 5743, 11486, 33839, 67678, 74659, 109117, 149318, 218234, 786791, 1418521, 1573582, 2837042, 10228283, 14949029, 20456566, 29898058, 194337377, 388674754]

約数ペア:

[(1, 388674754), (2, 194337377), (13, 29898058), (19, 20456566), (26, 14949029), (38, 10228283), (137, 2837042), (247, 1573582), (274, 1418521), (494, 786791), (1781, 218234), (2603, 149318), (3562, 109117), (5206, 74659), (5743, 67678), (11486, 33839)]