20121736

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{11279}}^1$

素因数の和:11508

約数の個数: 16

約数和(自身を含む): 37900800

約数和(自身を除く): 17779064

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 11279, 22558, 45116, 90232, 2515217, 5030434, 10060868, 20121736]

約数ペア:

[(1, 20121736), (2, 10060868), (4, 5030434), (8, 2515217), (223, 90232), (446, 45116), (892, 22558), (1784, 11279)]