20227798

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:1047

約数の個数: 16

約数和(自身を含む): 30933504

約数和(自身を除く): 10705706

約数列:

[1, 2, 97, 127, 194, 254, 821, 1642, 12319, 24638, 79637, 104267, 159274, 208534, 10113899, 20227798]

約数ペア:

[(1, 20227798), (2, 10113899), (97, 208534), (127, 159274), (194, 104267), (254, 79637), (821, 24638), (1642, 12319)]