19218408056

素因数分解:

$2^3\times {\mathrm{821}}^1\times {\mathrm{2926067}}^1$

素因数の和:2926894

約数の個数: 16

約数和(自身を含む): 36078418440

約数和(自身を除く): 16860010384

約数列:

[1, 2, 4, 8, 821, 1642, 3284, 6568, 2926067, 5852134, 11704268, 23408536, 2402301007, 4804602014, 9609204028, 19218408056]

約数ペア:

[(1, 19218408056), (2, 9609204028), (4, 4804602014), (8, 2402301007), (821, 23408536), (1642, 11704268), (3284, 5852134), (6568, 2926067)]