20205474

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^2$

素因数の和:866

約数の個数: 24

約数和(自身を含む): 42639120

約数和(自身を除く): 22433646

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 842, 1263, 2526, 7999, 15998, 23997, 47994, 177241, 354482, 531723, 1063446, 3367579, 6735158, 10102737, 20205474]

約数ペア:

[(1, 20205474), (2, 10102737), (3, 6735158), (6, 3367579), (19, 1063446), (38, 531723), (57, 354482), (114, 177241), (421, 47994), (842, 23997), (1263, 15998), (2526, 7999)]