18814157090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81800683}}^1$

素因数の和:81800713

約数の個数: 16

約数和(自身を含む): 35337895488

約数和(自身を除く): 16523738398

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 81800683, 163601366, 409003415, 818006830, 1881415709, 3762831418, 9407078545, 18814157090]

約数ペア:

[(1, 18814157090), (2, 9407078545), (5, 3762831418), (10, 1881415709), (23, 818006830), (46, 409003415), (115, 163601366), (230, 81800683)]