20148436161

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4504457}}^1$

素因数の和:4504541

約数の個数: 24

約数和(自身を含む): 33729381504

約数和(自身を除く): 13580945343

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 4504457, 13513371, 31531199, 40540113, 94593597, 283780791, 319816447, 959449341, 2238715129, 2878348023, 6716145387, 20148436161]

約数ペア:

[(1, 20148436161), (3, 6716145387), (7, 2878348023), (9, 2238715129), (21, 959449341), (63, 319816447), (71, 283780791), (213, 94593597), (497, 40540113), (639, 31531199), (1491, 13513371), (4473, 4504457)]