20129531

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 22448640

約数和(自身を除く): 2319109

約数列:

[1, 19, 23, 73, 437, 631, 1387, 1679, 11989, 14513, 31901, 46063, 275747, 875197, 1059449, 20129531]

約数ペア:

[(1, 20129531), (19, 1059449), (23, 875197), (73, 275747), (437, 46063), (631, 31901), (1387, 14513), (1679, 11989)]