20983385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3160

約数の個数: 16

約数和(自身を含む): 26611200

約数和(自身を除く): 5627815

約数列:

[1, 5, 29, 47, 145, 235, 1363, 3079, 6815, 15395, 89291, 144713, 446455, 723565, 4196677, 20983385]

約数ペア:

[(1, 20983385), (5, 4196677), (29, 723565), (47, 446455), (145, 144713), (235, 89291), (1363, 15395), (3079, 6815)]