20809864504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1013}}^1\times {\mathrm{17957}}^1$

素因数の和:19000

約数の個数: 64

約数和(自身を含む): 45887718240

約数和(自身を除く): 25077853736

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1013, 1144, 2026, 4052, 8104, 11143, 13169, 17957, 22286, 26338, 35914, 44572, 52676, 71828, 89144, 105352, 143656, 144859, 197527, 233441, 289718, 395054, 466882, 579436, 790108, 933764, 1158872, 1580216, 1867528, 2567851, 5135702, 10271404, 18190441, 20542808, 36380882, 72761764, 145523528, 200094851, 236475733, 400189702, 472951466, 800379404, 945902932, 1600758808, 1891805864, 2601233063, 5202466126, 10404932252, 20809864504]

約数ペア:

[(1, 20809864504), (2, 10404932252), (4, 5202466126), (8, 2601233063), (11, 1891805864), (13, 1600758808), (22, 945902932), (26, 800379404), (44, 472951466), (52, 400189702), (88, 236475733), (104, 200094851), (143, 145523528), (286, 72761764), (572, 36380882), (1013, 20542808), (1144, 18190441), (2026, 10271404), (4052, 5135702), (8104, 2567851), (11143, 1867528), (13169, 1580216), (17957, 1158872), (22286, 933764), (26338, 790108), (35914, 579436), (44572, 466882), (52676, 395054), (71828, 289718), (89144, 233441), (105352, 197527), (143656, 144859)]