20017398

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{443}}^2$

素因数の和:908

約数の個数: 24

約数和(自身を含む): 42485688

約数和(自身を除く): 22468290

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 443, 886, 1329, 2658, 7531, 15062, 22593, 45186, 196249, 392498, 588747, 1177494, 3336233, 6672466, 10008699, 20017398]

約数ペア:

[(1, 20017398), (2, 10008699), (3, 6672466), (6, 3336233), (17, 1177494), (34, 588747), (51, 392498), (102, 196249), (443, 45186), (886, 22593), (1329, 15062), (2658, 7531)]