19925512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57923}}^1$

素因数の和:57972

約数の個数: 16

約数和(自身を含む): 38229840

約数和(自身を除く): 18304328

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57923, 115846, 231692, 463384, 2490689, 4981378, 9962756, 19925512]

約数ペア:

[(1, 19925512), (2, 9962756), (4, 4981378), (8, 2490689), (43, 463384), (86, 231692), (172, 115846), (344, 57923)]