18530872

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 35640000

約数和(自身を除く): 17109128

約数列:

[1, 2, 4, 8, 79, 109, 158, 218, 269, 316, 436, 538, 632, 872, 1076, 2152, 8611, 17222, 21251, 29321, 34444, 42502, 58642, 68888, 85004, 117284, 170008, 234568, 2316359, 4632718, 9265436, 18530872]

約数ペア:

[(1, 18530872), (2, 9265436), (4, 4632718), (8, 2316359), (79, 234568), (109, 170008), (158, 117284), (218, 85004), (269, 68888), (316, 58642), (436, 42502), (538, 34444), (632, 29321), (872, 21251), (1076, 17222), (2152, 8611)]