20518372212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1477843}}^1$

素因数の和:1477952

約数の個数: 48

約数和(自身を含む): 52138336320

約数和(自身を除く): 31619964108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 2314, 3471, 4628, 6942, 13884, 1477843, 2955686, 4433529, 5911372, 8867058, 17734116, 19211959, 38423918, 57635877, 76847836, 115271754, 131528027, 230543508, 263056054, 394584081, 526112108, 789168162, 1578336324, 1709864351, 3419728702, 5129593053, 6839457404, 10259186106, 20518372212]

約数ペア:

[(1, 20518372212), (2, 10259186106), (3, 6839457404), (4, 5129593053), (6, 3419728702), (12, 1709864351), (13, 1578336324), (26, 789168162), (39, 526112108), (52, 394584081), (78, 263056054), (89, 230543508), (156, 131528027), (178, 115271754), (267, 76847836), (356, 57635877), (534, 38423918), (1068, 19211959), (1157, 17734116), (2314, 8867058), (3471, 5911372), (4628, 4433529), (6942, 2955686), (13884, 1477843)]