18998394

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 19881606

約数列:

[1, 2, 3, 6, 79, 149, 158, 237, 269, 298, 447, 474, 538, 807, 894, 1614, 11771, 21251, 23542, 35313, 40081, 42502, 63753, 70626, 80162, 120243, 127506, 240486, 3166399, 6332798, 9499197, 18998394]

約数ペア:

[(1, 18998394), (2, 9499197), (3, 6332798), (6, 3166399), (79, 240486), (149, 127506), (158, 120243), (237, 80162), (269, 70626), (298, 63753), (447, 42502), (474, 40081), (538, 35313), (807, 23542), (894, 21251), (1614, 11771)]