19374140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23627}}^1$

素因数の和:23677

約数の個数: 24

約数和(自身を含む): 41679792

約数和(自身を除く): 22305652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23627, 47254, 94508, 118135, 236270, 472540, 968707, 1937414, 3874828, 4843535, 9687070, 19374140]

約数ペア:

[(1, 19374140), (2, 9687070), (4, 4843535), (5, 3874828), (10, 1937414), (20, 968707), (41, 472540), (82, 236270), (164, 118135), (205, 94508), (410, 47254), (820, 23627)]