20120274738

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{329053}}^1$

素因数の和:329183

約数の個数: 48

約数和(自身を含む): 45172533120

約数和(自身を除く): 25052258382

約数列:

[1, 2, 3, 6, 9, 18, 43, 79, 86, 129, 158, 237, 258, 387, 474, 711, 774, 1422, 3397, 6794, 10191, 20382, 30573, 61146, 329053, 658106, 987159, 1974318, 2961477, 5922954, 14149279, 25995187, 28298558, 42447837, 51990374, 77985561, 84895674, 127343511, 155971122, 233956683, 254687022, 467913366, 1117793041, 2235586082, 3353379123, 6706758246, 10060137369, 20120274738]

約数ペア:

[(1, 20120274738), (2, 10060137369), (3, 6706758246), (6, 3353379123), (9, 2235586082), (18, 1117793041), (43, 467913366), (79, 254687022), (86, 233956683), (129, 155971122), (158, 127343511), (237, 84895674), (258, 77985561), (387, 51990374), (474, 42447837), (711, 28298558), (774, 25995187), (1422, 14149279), (3397, 5922954), (6794, 2961477), (10191, 1974318), (20382, 987159), (30573, 658106), (61146, 329053)]