20767238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{1009}}^1$

素因数の和:1303

約数の個数: 16

約数和(自身を含む): 32069520

約数和(自身を除く): 11302282

約数列:

[1, 2, 41, 82, 251, 502, 1009, 2018, 10291, 20582, 41369, 82738, 253259, 506518, 10383619, 20767238]

約数ペア:

[(1, 20767238), (2, 10383619), (41, 506518), (82, 253259), (251, 82738), (502, 41369), (1009, 20582), (2018, 10291)]