20565226088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1\times {\mathrm{1699}}^1$

素因数の和:2502

約数の個数: 64

約数和(自身を含む): 42330816000

約数和(自身を除く): 21765589912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 263, 523, 526, 1046, 1052, 1699, 2092, 2104, 2893, 3398, 4184, 5753, 5786, 6796, 11506, 11572, 13592, 18689, 23012, 23144, 37378, 46024, 74756, 137549, 149512, 275098, 446837, 550196, 888577, 893674, 1100392, 1513039, 1777154, 1787348, 3026078, 3554308, 3574696, 4915207, 6052156, 7108616, 9774347, 9830414, 12104312, 19548694, 19660828, 39097388, 39321656, 78194776, 233695751, 467391502, 934783004, 1869566008, 2570653261, 5141306522, 10282613044, 20565226088]

約数ペア:

[(1, 20565226088), (2, 10282613044), (4, 5141306522), (8, 2570653261), (11, 1869566008), (22, 934783004), (44, 467391502), (88, 233695751), (263, 78194776), (523, 39321656), (526, 39097388), (1046, 19660828), (1052, 19548694), (1699, 12104312), (2092, 9830414), (2104, 9774347), (2893, 7108616), (3398, 6052156), (4184, 4915207), (5753, 3574696), (5786, 3554308), (6796, 3026078), (11506, 1787348), (11572, 1777154), (13592, 1513039), (18689, 1100392), (23012, 893674), (23144, 888577), (37378, 550196), (46024, 446837), (74756, 275098), (137549, 149512)]