20149116

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2437}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 51607584

約数和(自身を除く): 31458468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2437, 2756, 4134, 4874, 7311, 8268, 9748, 14622, 29244, 31681, 63362, 95043, 126724, 129161, 190086, 258322, 380172, 387483, 516644, 774966, 1549932, 1679093, 3358186, 5037279, 6716372, 10074558, 20149116]

約数ペア:

[(1, 20149116), (2, 10074558), (3, 6716372), (4, 5037279), (6, 3358186), (12, 1679093), (13, 1549932), (26, 774966), (39, 516644), (52, 387483), (53, 380172), (78, 258322), (106, 190086), (156, 129161), (159, 126724), (212, 95043), (318, 63362), (636, 31681), (689, 29244), (1378, 14622), (2067, 9748), (2437, 8268), (2756, 7311), (4134, 4874)]