18625744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68477}}^1$

素因数の和:68502

約数の個数: 20

約数和(自身を含む): 38210724

約数和(自身を除く): 19584980

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68477, 136954, 273908, 547816, 1095632, 1164109, 2328218, 4656436, 9312872, 18625744]

約数ペア:

[(1, 18625744), (2, 9312872), (4, 4656436), (8, 2328218), (16, 1164109), (17, 1095632), (34, 547816), (68, 273908), (136, 136954), (272, 68477)]