20218752778

素因数分解:

$2^1\times 7^1\times {\mathrm{39863}}^1\times {\mathrm{36229}}^1$

素因数の和:76101

約数の個数: 16

約数和(自身を含む): 34662545280

約数和(自身を除く): 14443792502

約数列:

[1, 2, 7, 14, 36229, 39863, 72458, 79726, 253603, 279041, 507206, 558082, 1444196627, 2888393254, 10109376389, 20218752778]

約数ペア:

[(1, 20218752778), (2, 10109376389), (7, 2888393254), (14, 1444196627), (36229, 558082), (39863, 507206), (72458, 279041), (79726, 253603)]