19879638

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 40629600

約数和(自身を除く): 20749962

約数列:

[1, 2, 3, 6, 109, 113, 218, 226, 269, 327, 339, 538, 654, 678, 807, 1614, 12317, 24634, 29321, 30397, 36951, 58642, 60794, 73902, 87963, 91191, 175926, 182382, 3313273, 6626546, 9939819, 19879638]

約数ペア:

[(1, 19879638), (2, 9939819), (3, 6626546), (6, 3313273), (109, 182382), (113, 175926), (218, 91191), (226, 87963), (269, 73902), (327, 60794), (339, 58642), (538, 36951), (654, 30397), (678, 29321), (807, 24634), (1614, 12317)]