20559909208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{31151}}^1$

素因数の和:31408

約数の個数: 64

約数和(自身を含む): 42795371520

約数和(自身を除く): 22235462312

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 211, 391, 422, 782, 844, 1564, 1688, 3128, 3587, 4853, 7174, 9706, 14348, 19412, 28696, 31151, 38824, 62302, 82501, 124604, 165002, 249208, 330004, 529567, 660008, 716473, 1059134, 1432946, 2118268, 2865892, 4236536, 5731784, 6572861, 12180041, 13145722, 24360082, 26291444, 48720164, 52582888, 97440328, 111738637, 151175803, 223477274, 302351606, 446954548, 604703212, 893909096, 1209406424, 2569988651, 5139977302, 10279954604, 20559909208]

約数ペア:

[(1, 20559909208), (2, 10279954604), (4, 5139977302), (8, 2569988651), (17, 1209406424), (23, 893909096), (34, 604703212), (46, 446954548), (68, 302351606), (92, 223477274), (136, 151175803), (184, 111738637), (211, 97440328), (391, 52582888), (422, 48720164), (782, 26291444), (844, 24360082), (1564, 13145722), (1688, 12180041), (3128, 6572861), (3587, 5731784), (4853, 4236536), (7174, 2865892), (9706, 2118268), (14348, 1432946), (19412, 1059134), (28696, 716473), (31151, 660008), (38824, 529567), (62302, 330004), (82501, 249208), (124604, 165002)]