19727038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5323}}^1$

素因数の和:5451

約数の個数: 16

約数和(自身を含む): 31624560

約数和(自身を除く): 11897522

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5323, 10646, 90491, 180982, 580207, 1160414, 9863519, 19727038]

約数ペア:

[(1, 19727038), (2, 9863519), (17, 1160414), (34, 580207), (109, 180982), (218, 90491), (1853, 10646), (3706, 5323)]