20454038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40423}}^1$

素因数の和:40459

約数の個数: 16

約数和(自身を含む): 34926336

約数和(自身を除く): 14472298

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40423, 80846, 444653, 889306, 929729, 1859458, 10227019, 20454038]

約数ペア:

[(1, 20454038), (2, 10227019), (11, 1859458), (22, 929729), (23, 889306), (46, 444653), (253, 80846), (506, 40423)]