20176715517

素因数分解:

$3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1061}}^1\times {\mathrm{2281}}^1$

素因数の和:3749

約数の個数: 32

約数和(自身を含む): 30865492224

約数和(自身を除く): 10688776707

約数列:

[1, 3, 7, 21, 397, 1061, 1191, 2281, 2779, 3183, 6843, 7427, 8337, 15967, 22281, 47901, 421217, 905557, 1263651, 2420141, 2716671, 2948519, 6338899, 7260423, 8845557, 16940987, 19016697, 50822961, 960795977, 2882387931, 6725571839, 20176715517]

約数ペア:

[(1, 20176715517), (3, 6725571839), (7, 2882387931), (21, 960795977), (397, 50822961), (1061, 19016697), (1191, 16940987), (2281, 8845557), (2779, 7260423), (3183, 6338899), (6843, 2948519), (7427, 2716671), (8337, 2420141), (15967, 1263651), (22281, 905557), (47901, 421217)]