20165367352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{563}}^1\times {\mathrm{719}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 40932864000

約数和(自身を除く): 20767496648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 479, 563, 719, 958, 1126, 1438, 1916, 2252, 2876, 3832, 4504, 5752, 6227, 7319, 9347, 12454, 14638, 18694, 24908, 29276, 37388, 49816, 58552, 74776, 269677, 344401, 404797, 539354, 688802, 809594, 1078708, 1377604, 1619188, 2157416, 2755208, 3238376, 3505801, 4477213, 5262361, 7011602, 8954426, 10524722, 14023204, 17908852, 21049444, 28046408, 35817704, 42098888, 193897763, 387795526, 775591052, 1551182104, 2520670919, 5041341838, 10082683676, 20165367352]

約数ペア:

[(1, 20165367352), (2, 10082683676), (4, 5041341838), (8, 2520670919), (13, 1551182104), (26, 775591052), (52, 387795526), (104, 193897763), (479, 42098888), (563, 35817704), (719, 28046408), (958, 21049444), (1126, 17908852), (1438, 14023204), (1916, 10524722), (2252, 8954426), (2876, 7011602), (3832, 5262361), (4504, 4477213), (5752, 3505801), (6227, 3238376), (7319, 2755208), (9347, 2157416), (12454, 1619188), (14638, 1377604), (18694, 1078708), (24908, 809594), (29276, 688802), (37388, 539354), (49816, 404797), (58552, 344401), (74776, 269677)]