17853384962

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20905603}}^1$

素因数の和:20905673

約数の個数: 16

約数和(自身を含む): 31107538752

約数和(自身を除く): 13254153790

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 20905603, 41811206, 146339221, 292678442, 1275241783, 2550483566, 8926692481, 17853384962]

約数ペア:

[(1, 17853384962), (2, 8926692481), (7, 2550483566), (14, 1275241783), (61, 292678442), (122, 146339221), (427, 41811206), (854, 20905603)]