20187494852

素因数分解:

$2^2\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{714551}}^1$

素因数の和:715571

約数の個数: 24

約数和(自身を含む): 40415061120

約数和(自身を除く): 20227566268

約数列:

[1, 2, 4, 7, 14, 28, 1009, 2018, 4036, 7063, 14126, 28252, 714551, 1429102, 2858204, 5001857, 10003714, 20007428, 720981959, 1441963918, 2883927836, 5046873713, 10093747426, 20187494852]

約数ペア:

[(1, 20187494852), (2, 10093747426), (4, 5046873713), (7, 2883927836), (14, 1441963918), (28, 720981959), (1009, 20007428), (2018, 10003714), (4036, 5001857), (7063, 2858204), (14126, 1429102), (28252, 714551)]