20565025604

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1901}}^1\times {\mathrm{1993}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 38229287040

約数和(自身を除く): 17664261436

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 1901, 1993, 2714, 3802, 3986, 5428, 7604, 7972, 43723, 45839, 87446, 91678, 112159, 117587, 174892, 183356, 224318, 235174, 448636, 470348, 2579657, 2704501, 3788693, 5159314, 5409002, 7577386, 10318628, 10818004, 15154772, 87139939, 174279878, 223532887, 348559756, 447065774, 894131548, 5141256401, 10282512802, 20565025604]

約数ペア:

[(1, 20565025604), (2, 10282512802), (4, 5141256401), (23, 894131548), (46, 447065774), (59, 348559756), (92, 223532887), (118, 174279878), (236, 87139939), (1357, 15154772), (1901, 10818004), (1993, 10318628), (2714, 7577386), (3802, 5409002), (3986, 5159314), (5428, 3788693), (7604, 2704501), (7972, 2579657), (43723, 470348), (45839, 448636), (87446, 235174), (91678, 224318), (112159, 183356), (117587, 174892)]