20172866618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6719809}}^1$

素因数の和:6719909

約数の個数: 16

約数和(自身を含む): 32255088000

約数和(自身を除く): 12082221382

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 6719809, 13439618, 127676371, 255352742, 530864911, 1061729822, 10086433309, 20172866618]

約数ペア:

[(1, 20172866618), (2, 10086433309), (19, 1061729822), (38, 530864911), (79, 255352742), (158, 127676371), (1501, 13439618), (3002, 6719809)]