22250228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5592

約数の個数: 48

約数和(自身を含む): 52289664

約数和(自身を除く): 30039436

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5557, 11114, 22228, 38899, 61127, 72241, 77798, 122254, 144482, 155596, 244508, 288964, 427889, 505687, 794651, 855778, 1011374, 1589302, 1711556, 2022748, 3178604, 5562557, 11125114, 22250228]

約数ペア:

[(1, 22250228), (2, 11125114), (4, 5562557), (7, 3178604), (11, 2022748), (13, 1711556), (14, 1589302), (22, 1011374), (26, 855778), (28, 794651), (44, 505687), (52, 427889), (77, 288964), (91, 244508), (143, 155596), (154, 144482), (182, 122254), (286, 77798), (308, 72241), (364, 61127), (572, 38899), (1001, 22228), (2002, 11114), (4004, 5557)]