20145679978

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{968263}}^1$

素因数の和:968469

約数の個数: 16

約数和(自身を含む): 30814033536

約数和(自身を除く): 10668353558

約数列:

[1, 2, 101, 103, 202, 206, 10403, 20806, 968263, 1936526, 97794563, 99731089, 195589126, 199462178, 10072839989, 20145679978]

約数ペア:

[(1, 20145679978), (2, 10072839989), (101, 199462178), (103, 195589126), (202, 99731089), (206, 97794563), (10403, 1936526), (20806, 968263)]