20201596989

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{133183}}^1$

素因数の和:133457

約数の個数: 32

約数和(自身を含む): 31913017344

約数和(自身を除く): 11711420355

約数列:

[1, 3, 7, 21, 31, 93, 217, 233, 651, 699, 1631, 4893, 7223, 21669, 50561, 133183, 151683, 399549, 932281, 2796843, 4128673, 12386019, 28900711, 31031639, 86702133, 93094917, 217221473, 651664419, 961980809, 2885942427, 6733865663, 20201596989]

約数ペア:

[(1, 20201596989), (3, 6733865663), (7, 2885942427), (21, 961980809), (31, 651664419), (93, 217221473), (217, 93094917), (233, 86702133), (651, 31031639), (699, 28900711), (1631, 12386019), (4893, 4128673), (7223, 2796843), (21669, 932281), (50561, 399549), (133183, 151683)]