39078412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 70418880

約数和(自身を除く): 31340468

約数列:

[1, 2, 4, 41, 82, 164, 239, 478, 956, 997, 1994, 3988, 9799, 19598, 39196, 40877, 81754, 163508, 238283, 476566, 953132, 9769603, 19539206, 39078412]

約数ペア:

[(1, 39078412), (2, 19539206), (4, 9769603), (41, 953132), (82, 476566), (164, 238283), (239, 163508), (478, 81754), (956, 40877), (997, 39196), (1994, 19598), (3988, 9799)]