22781872

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{13063}}^1$

素因数の和:13180

約数の個数: 20

約数和(自身を含む): 44548240

約数和(自身を除く): 21766368

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 13063, 26126, 52252, 104504, 209008, 1423867, 2847734, 5695468, 11390936, 22781872]

約数ペア:

[(1, 22781872), (2, 11390936), (4, 5695468), (8, 2847734), (16, 1423867), (109, 209008), (218, 104504), (436, 52252), (872, 26126), (1744, 13063)]