20759601

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1747}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 29450304

約数和(自身を除く): 8690703

約数列:

[1, 3, 17, 51, 233, 699, 1747, 3961, 5241, 11883, 29699, 89097, 407051, 1221153, 6919867, 20759601]

約数ペア:

[(1, 20759601), (3, 6919867), (17, 1221153), (51, 407051), (233, 89097), (699, 29699), (1747, 11883), (3961, 5241)]