19690084

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{158791}}^1$

素因数の和:158826

約数の個数: 12

約数和(自身を含む): 35569408

約数和(自身を除く): 15879324

約数列:

[1, 2, 4, 31, 62, 124, 158791, 317582, 635164, 4922521, 9845042, 19690084]

約数ペア:

[(1, 19690084), (2, 9845042), (4, 4922521), (31, 635164), (62, 317582), (124, 158791)]