18977604

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^2\times {\mathrm{563}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 45212496

約数和(自身を除く): 26234892

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 563, 636, 1126, 1689, 2252, 2809, 3378, 5618, 6756, 8427, 11236, 16854, 29839, 33708, 59678, 89517, 119356, 179034, 358068, 1581467, 3162934, 4744401, 6325868, 9488802, 18977604]

約数ペア:

[(1, 18977604), (2, 9488802), (3, 6325868), (4, 4744401), (6, 3162934), (12, 1581467), (53, 358068), (106, 179034), (159, 119356), (212, 89517), (318, 59678), (563, 33708), (636, 29839), (1126, 16854), (1689, 11236), (2252, 8427), (2809, 6756), (3378, 5618)]