19274268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{123553}}^1$

素因数の和:123573

約数の個数: 24

約数和(自身を含む): 48433168

約数和(自身を除く): 29158900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 123553, 247106, 370659, 494212, 741318, 1482636, 1606189, 3212378, 4818567, 6424756, 9637134, 19274268]

約数ペア:

[(1, 19274268), (2, 9637134), (3, 6424756), (4, 4818567), (6, 3212378), (12, 1606189), (13, 1482636), (26, 741318), (39, 494212), (52, 370659), (78, 247106), (156, 123553)]