18664666

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7001}}^1$

素因数の和:7077

約数の個数: 16

約数和(自身を含む): 29576448

約数和(自身を除く): 10911782

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 7001, 14002, 217031, 301043, 434062, 602086, 9332333, 18664666]

約数ペア:

[(1, 18664666), (2, 9332333), (31, 602086), (43, 434062), (62, 301043), (86, 217031), (1333, 14002), (2666, 7001)]