2020895961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{18439}}^1$

素因数の和:18773

約数の個数: 32

約数和(自身を含む): 3271403520

約数和(自身を除く): 1250507559

約数列:

[1, 3, 7, 17, 21, 51, 119, 307, 357, 921, 2149, 5219, 6447, 15657, 18439, 36533, 55317, 109599, 129073, 313463, 387219, 940389, 2194241, 5660773, 6582723, 16982319, 39625411, 96233141, 118876233, 288699423, 673631987, 2020895961]

約数ペア:

[(1, 2020895961), (3, 673631987), (7, 288699423), (17, 118876233), (21, 96233141), (51, 39625411), (119, 16982319), (307, 6582723), (357, 5660773), (921, 2194241), (2149, 940389), (5219, 387219), (6447, 313463), (15657, 129073), (18439, 109599), (36533, 55317)]