19656862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8629}}^1$

素因数の和:8715

約数の個数: 16

約数和(自身を含む): 31689360

約数和(自身を除く): 12032498

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8629, 17258, 146693, 293386, 578143, 1156286, 9828431, 19656862]

約数ペア:

[(1, 19656862), (2, 9828431), (17, 1156286), (34, 578143), (67, 293386), (134, 146693), (1139, 17258), (2278, 8629)]