20226682567

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1\times {\mathrm{2647}}^1$

素因数の和:3439

約数の個数: 32

約数和(自身を含む): 25133036544

約数和(自身を除く): 4906353977

約数列:

[1, 7, 13, 91, 131, 641, 917, 1703, 2647, 4487, 8333, 11921, 18529, 34411, 58331, 83971, 240877, 346757, 587797, 1091623, 1696727, 2427299, 4507841, 7641361, 11877089, 22057451, 31554887, 154402157, 222271237, 1555898659, 2889526081, 20226682567]

約数ペア:

[(1, 20226682567), (7, 2889526081), (13, 1555898659), (91, 222271237), (131, 154402157), (641, 31554887), (917, 22057451), (1703, 11877089), (2647, 7641361), (4487, 4507841), (8333, 2427299), (11921, 1696727), (18529, 1091623), (34411, 587797), (58331, 346757), (83971, 240877)]