20755592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18143}}^1$

素因数の和:18173

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 24967288

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18143, 36286, 72572, 145144, 199573, 235859, 399146, 471718, 798292, 943436, 1596584, 1886872, 2594449, 5188898, 10377796, 20755592]

約数ペア:

[(1, 20755592), (2, 10377796), (4, 5188898), (8, 2594449), (11, 1886872), (13, 1596584), (22, 943436), (26, 798292), (44, 471718), (52, 399146), (88, 235859), (104, 199573), (143, 145144), (286, 72572), (572, 36286), (1144, 18143)]