16990904

素因数分解:

$2^3\times 7^1\times {\mathrm{303409}}^1$

素因数の和:303422

約数の個数: 16

約数和(自身を含む): 36409200

約数和(自身を除く): 19418296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 303409, 606818, 1213636, 2123863, 2427272, 4247726, 8495452, 16990904]

約数ペア:

[(1, 16990904), (2, 8495452), (4, 4247726), (7, 2427272), (8, 2123863), (14, 1213636), (28, 606818), (56, 303409)]