18705478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{14411}}^1$

素因数の和:14483

約数の個数: 16

約数和(自身を含む): 31129920

約数和(自身を除く): 12424442

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 14411, 28822, 158521, 317042, 850249, 1700498, 9352739, 18705478]

約数ペア:

[(1, 18705478), (2, 9352739), (11, 1700498), (22, 850249), (59, 317042), (118, 158521), (649, 28822), (1298, 14411)]