20175897609

素因数分解:

$3^3\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{85469}}^1$

素因数の和:86734

約数の個数: 32

約数和(自身を含む): 34188000000

約数和(自身を除く): 14012102391

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1249, 3747, 8743, 11241, 26229, 33723, 78687, 85469, 236061, 256407, 598283, 769221, 1794849, 2307663, 5384547, 16153641, 106750781, 320252343, 747255467, 960757029, 2241766401, 2882271087, 6725299203, 20175897609]

約数ペア:

[(1, 20175897609), (3, 6725299203), (7, 2882271087), (9, 2241766401), (21, 960757029), (27, 747255467), (63, 320252343), (189, 106750781), (1249, 16153641), (3747, 5384547), (8743, 2307663), (11241, 1794849), (26229, 769221), (33723, 598283), (78687, 256407), (85469, 236061)]