20560276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27487}}^1$

素因数の和:27519

約数の個数: 24

約数和(自身を含む): 41561856

約数和(自身を除く): 21001580

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27487, 54974, 109948, 302357, 467279, 604714, 934558, 1209428, 1869116, 5140069, 10280138, 20560276]

約数ペア:

[(1, 20560276), (2, 10280138), (4, 5140069), (11, 1869116), (17, 1209428), (22, 934558), (34, 604714), (44, 467279), (68, 302357), (187, 109948), (374, 54974), (748, 27487)]