19287796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{787}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 36935136

約数和(自身を除く): 17647340

約数列:

[1, 2, 4, 11, 22, 44, 557, 787, 1114, 1574, 2228, 3148, 6127, 8657, 12254, 17314, 24508, 34628, 438359, 876718, 1753436, 4821949, 9643898, 19287796]

約数ペア:

[(1, 19287796), (2, 9643898), (4, 4821949), (11, 1753436), (22, 876718), (44, 438359), (557, 34628), (787, 24508), (1114, 17314), (1574, 12254), (2228, 8657), (3148, 6127)]