1631948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 3049200

約数和(自身を除く): 1417252

約数列:

[1, 2, 4, 19, 38, 76, 109, 197, 218, 394, 436, 788, 2071, 3743, 4142, 7486, 8284, 14972, 21473, 42946, 85892, 407987, 815974, 1631948]

約数ペア:

[(1, 1631948), (2, 815974), (4, 407987), (19, 85892), (38, 42946), (76, 21473), (109, 14972), (197, 8284), (218, 7486), (394, 4142), (436, 3743), (788, 2071)]