20153665737

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{2447}}^1\times {\mathrm{12889}}^1$

素因数の和:15413

約数の個数: 24

約数和(自身を含む): 29535217920

約数和(自身を除く): 9381552183

約数列:

[1, 3, 9, 71, 213, 639, 2447, 7341, 12889, 22023, 38667, 116001, 173737, 521211, 915119, 1563633, 2745357, 8236071, 31539383, 94618149, 283854447, 2239296193, 6717888579, 20153665737]

約数ペア:

[(1, 20153665737), (3, 6717888579), (9, 2239296193), (71, 283854447), (213, 94618149), (639, 31539383), (2447, 8236071), (7341, 2745357), (12889, 1563633), (22023, 915119), (38667, 521211), (116001, 173737)]