20548908

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18413}}^1$

素因数の和:18454

約数の個数: 36

約数和(自身を含む): 53621568

約数和(自身を除く): 33072660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18413, 36826, 55239, 73652, 110478, 165717, 220956, 331434, 570803, 662868, 1141606, 1712409, 2283212, 3424818, 5137227, 6849636, 10274454, 20548908]

約数ペア:

[(1, 20548908), (2, 10274454), (3, 6849636), (4, 5137227), (6, 3424818), (9, 2283212), (12, 1712409), (18, 1141606), (31, 662868), (36, 570803), (62, 331434), (93, 220956), (124, 165717), (186, 110478), (279, 73652), (372, 55239), (558, 36826), (1116, 18413)]