20764788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3347}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 53996544

約数和(自身を除く): 33231756

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 132, 141, 188, 282, 517, 564, 1034, 1551, 2068, 3102, 3347, 6204, 6694, 10041, 13388, 20082, 36817, 40164, 73634, 110451, 147268, 157309, 220902, 314618, 441804, 471927, 629236, 943854, 1730399, 1887708, 3460798, 5191197, 6921596, 10382394, 20764788]

約数ペア:

[(1, 20764788), (2, 10382394), (3, 6921596), (4, 5191197), (6, 3460798), (11, 1887708), (12, 1730399), (22, 943854), (33, 629236), (44, 471927), (47, 441804), (66, 314618), (94, 220902), (132, 157309), (141, 147268), (188, 110451), (282, 73634), (517, 40164), (564, 36817), (1034, 20082), (1551, 13388), (2068, 10041), (3102, 6694), (3347, 6204)]