20237091728

素因数分解:

$2^4\times 7^2\times {\mathrm{109}}^1\times {\mathrm{236813}}^1$

素因数の和:236944

約数の個数: 60

約数和(自身を含む): 46029537180

約数和(自身を除く): 25792445452

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 109, 112, 196, 218, 392, 436, 763, 784, 872, 1526, 1744, 3052, 5341, 6104, 10682, 12208, 21364, 42728, 85456, 236813, 473626, 947252, 1657691, 1894504, 3315382, 3789008, 6630764, 11603837, 13261528, 23207674, 25812617, 26523056, 46415348, 51625234, 92830696, 103250468, 180688319, 185661392, 206500936, 361376638, 413001872, 722753276, 1264818233, 1445506552, 2529636466, 2891013104, 5059272932, 10118545864, 20237091728]

約数ペア:

[(1, 20237091728), (2, 10118545864), (4, 5059272932), (7, 2891013104), (8, 2529636466), (14, 1445506552), (16, 1264818233), (28, 722753276), (49, 413001872), (56, 361376638), (98, 206500936), (109, 185661392), (112, 180688319), (196, 103250468), (218, 92830696), (392, 51625234), (436, 46415348), (763, 26523056), (784, 25812617), (872, 23207674), (1526, 13261528), (1744, 11603837), (3052, 6630764), (5341, 3789008), (6104, 3315382), (10682, 1894504), (12208, 1657691), (21364, 947252), (42728, 473626), (85456, 236813)]