20346513145

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{209639}}^1$

素因数の和:209757

約数の個数: 32

約数和(自身を含む): 28980633600

約数和(自身を除く): 8634120455

約数列:

[1, 5, 7, 35, 47, 59, 235, 295, 329, 413, 1645, 2065, 2773, 13865, 19411, 97055, 209639, 1048195, 1467473, 7337365, 9853033, 12368701, 49265165, 61843505, 68971231, 86580907, 344856155, 432904535, 581328947, 2906644735, 4069302629, 20346513145]

約数ペア:

[(1, 20346513145), (5, 4069302629), (7, 2906644735), (35, 581328947), (47, 432904535), (59, 344856155), (235, 86580907), (295, 68971231), (329, 61843505), (413, 49265165), (1645, 12368701), (2065, 9853033), (2773, 7337365), (13865, 1467473), (19411, 1048195), (97055, 209639)]