20157206

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9719}}^1$

素因数の和:9799

約数の個数: 16

約数和(自身を含む): 32542560

約数和(自身を除く): 12385354

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9719, 19438, 165223, 330446, 592859, 1185718, 10078603, 20157206]

約数ペア:

[(1, 20157206), (2, 10078603), (17, 1185718), (34, 592859), (61, 330446), (122, 165223), (1037, 19438), (2074, 9719)]