19572111

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18587}}^1$

素因数の和:18612

約数の個数: 20

約数和(自身を含む): 31488072

約数和(自身を除く): 11915961

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18587, 55761, 167283, 241631, 501849, 724893, 1505547, 2174679, 6524037, 19572111]

約数ペア:

[(1, 19572111), (3, 6524037), (9, 2174679), (13, 1505547), (27, 724893), (39, 501849), (81, 241631), (117, 167283), (351, 55761), (1053, 18587)]