19405172

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{443}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 34909056

約数和(自身を除く): 15503884

約数列:

[1, 2, 4, 47, 94, 188, 233, 443, 466, 886, 932, 1772, 10951, 20821, 21902, 41642, 43804, 83284, 103219, 206438, 412876, 4851293, 9702586, 19405172]

約数ペア:

[(1, 19405172), (2, 9702586), (4, 4851293), (47, 412876), (94, 206438), (188, 103219), (233, 83284), (443, 43804), (466, 41642), (886, 21902), (932, 20821), (1772, 10951)]