19906822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{33289}}^1$

素因数の和:33327

約数の個数: 16

約数和(自身を含む): 33556320

約数和(自身を除く): 13649498

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 33289, 66578, 432757, 765647, 865514, 1531294, 9953411, 19906822]

約数ペア:

[(1, 19906822), (2, 9953411), (13, 1531294), (23, 865514), (26, 765647), (46, 432757), (299, 66578), (598, 33289)]