18648386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2143}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 29587200

約数和(自身を除く): 10938814

約数列:

[1, 2, 19, 38, 229, 458, 2143, 4286, 4351, 8702, 40717, 81434, 490747, 981494, 9324193, 18648386]

約数ペア:

[(1, 18648386), (2, 9324193), (19, 981494), (38, 490747), (229, 81434), (458, 40717), (2143, 8702), (4286, 4351)]