18687474

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79861}}^1$

素因数の和:79882

約数の個数: 24

約数和(自身を含む): 43604652

約数和(自身を除く): 24917178

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 79861, 159722, 239583, 479166, 718749, 1038193, 1437498, 2076386, 3114579, 6229158, 9343737, 18687474]

約数ペア:

[(1, 18687474), (2, 9343737), (3, 6229158), (6, 3114579), (9, 2076386), (13, 1437498), (18, 1038193), (26, 718749), (39, 479166), (78, 239583), (117, 159722), (234, 79861)]