20132980810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1\times {\mathrm{21863}}^1$

素因数の和:23238

約数の個数: 32

約数和(自身を含む): 36779795712

約数和(自身を除く): 16646814902

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1297, 2594, 6485, 12970, 21863, 43726, 92087, 109315, 184174, 218630, 460435, 920870, 1552273, 3104546, 7761365, 15522730, 28356311, 56712622, 141781555, 283563110, 2013298081, 4026596162, 10066490405, 20132980810]

約数ペア:

[(1, 20132980810), (2, 10066490405), (5, 4026596162), (10, 2013298081), (71, 283563110), (142, 141781555), (355, 56712622), (710, 28356311), (1297, 15522730), (2594, 7761365), (6485, 3104546), (12970, 1552273), (21863, 920870), (43726, 460435), (92087, 218630), (109315, 184174)]