20417068

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 23612372

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 59, 68, 118, 119, 236, 238, 413, 476, 727, 826, 1003, 1454, 1652, 2006, 2908, 4012, 5089, 7021, 10178, 12359, 14042, 20356, 24718, 28084, 42893, 49436, 85786, 86513, 171572, 173026, 300251, 346052, 600502, 729181, 1201004, 1458362, 2916724, 5104267, 10208534, 20417068]

約数ペア:

[(1, 20417068), (2, 10208534), (4, 5104267), (7, 2916724), (14, 1458362), (17, 1201004), (28, 729181), (34, 600502), (59, 346052), (68, 300251), (118, 173026), (119, 171572), (236, 86513), (238, 85786), (413, 49436), (476, 42893), (727, 28084), (826, 24718), (1003, 20356), (1454, 14042), (1652, 12359), (2006, 10178), (2908, 7021), (4012, 5089)]