20361238

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:939

約数の個数: 16

約数和(自身を含む): 31159296

約数和(自身を除く): 10798058

約数列:

[1, 2, 71, 142, 223, 446, 643, 1286, 15833, 31666, 45653, 91306, 143389, 286778, 10180619, 20361238]

約数ペア:

[(1, 20361238), (2, 10180619), (71, 286778), (142, 143389), (223, 91306), (446, 45653), (643, 31666), (1286, 15833)]