20123736478

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{408803}}^1$

素因数の和:409119

約数の個数: 16

約数和(自身を含む): 30571998336

約数和(自身を除く): 10448261858

約数列:

[1, 2, 151, 163, 302, 326, 24613, 49226, 408803, 817606, 61729253, 66634889, 123458506, 133269778, 10061868239, 20123736478]

約数ペア:

[(1, 20123736478), (2, 10061868239), (151, 133269778), (163, 123458506), (302, 66634889), (326, 61729253), (24613, 817606), (49226, 408803)]