20413624

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 49305600

約数和(自身を除く): 28891976

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 1069, 1364, 1736, 2138, 2387, 2728, 4276, 4774, 7483, 8552, 9548, 11759, 14966, 19096, 23518, 29932, 33139, 47036, 59864, 66278, 82313, 94072, 132556, 164626, 231973, 265112, 329252, 364529, 463946, 658504, 729058, 927892, 1458116, 1855784, 2551703, 2916232, 5103406, 10206812, 20413624]

約数ペア:

[(1, 20413624), (2, 10206812), (4, 5103406), (7, 2916232), (8, 2551703), (11, 1855784), (14, 1458116), (22, 927892), (28, 729058), (31, 658504), (44, 463946), (56, 364529), (62, 329252), (77, 265112), (88, 231973), (124, 164626), (154, 132556), (217, 94072), (248, 82313), (308, 66278), (341, 59864), (434, 47036), (616, 33139), (682, 29932), (868, 23518), (1069, 19096), (1364, 14966), (1736, 11759), (2138, 9548), (2387, 8552), (2728, 7483), (4276, 4774)]