20512861222

素因数分解:

$2^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{2539349}}^1$

素因数の和:2539935

約数の個数: 16

約数和(自身を含む): 35225863200

約数和(自身を除く): 14713001978

約数列:

[1, 2, 7, 14, 577, 1154, 4039, 8078, 2539349, 5078698, 17775443, 35550886, 1465204373, 2930408746, 10256430611, 20512861222]

約数ペア:

[(1, 20512861222), (2, 10256430611), (7, 2930408746), (14, 1465204373), (577, 35550886), (1154, 17775443), (4039, 5078698), (8078, 2539349)]