18123568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59617}}^1$

素因数の和:59644

約数の個数: 20

約数和(自身を含む): 36963160

約数和(自身を除く): 18839592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 59617, 119234, 238468, 476936, 953872, 1132723, 2265446, 4530892, 9061784, 18123568]

約数ペア:

[(1, 18123568), (2, 9061784), (4, 4530892), (8, 2265446), (16, 1132723), (19, 953872), (38, 476936), (76, 238468), (152, 119234), (304, 59617)]