20118874

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:705

約数の個数: 16

約数和(自身を含む): 30630600

約数和(自身を除く): 10511726

約数列:

[1, 2, 149, 181, 298, 362, 373, 746, 26969, 53938, 55577, 67513, 111154, 135026, 10059437, 20118874]

約数ペア:

[(1, 20118874), (2, 10059437), (149, 135026), (181, 111154), (298, 67513), (362, 55577), (373, 53938), (746, 26969)]