19018010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7517}}^1$

素因数の和:7558

約数の個数: 32

約数和(自身を含む): 38973312

約数和(自身を除く): 19955302

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7517, 15034, 37585, 75170, 82687, 165374, 172891, 345782, 413435, 826870, 864455, 1728910, 1901801, 3803602, 9509005, 19018010]

約数ペア:

[(1, 19018010), (2, 9509005), (5, 3803602), (10, 1901801), (11, 1728910), (22, 864455), (23, 826870), (46, 413435), (55, 345782), (110, 172891), (115, 165374), (230, 82687), (253, 75170), (506, 37585), (1265, 15034), (2530, 7517)]