2011790885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1\times {\mathrm{859}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 2631847680

約数和(自身を除く): 620056795

約数列:

[1, 5, 13, 65, 137, 263, 685, 859, 1315, 1781, 3419, 4295, 8905, 11167, 17095, 36031, 55835, 117683, 180155, 225917, 468403, 588415, 1129585, 1529879, 2342015, 2936921, 7649395, 14684605, 30950629, 154753145, 402358177, 2011790885]

約数ペア:

[(1, 2011790885), (5, 402358177), (13, 154753145), (65, 30950629), (137, 14684605), (263, 7649395), (685, 2936921), (859, 2342015), (1315, 1529879), (1781, 1129585), (3419, 588415), (4295, 468403), (8905, 225917), (11167, 180155), (17095, 117683), (36031, 55835)]