20500997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2963}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 24328512

約数和(自身を除く): 3827515

約数列:

[1, 11, 17, 37, 187, 407, 629, 2963, 6919, 32593, 50371, 109631, 554081, 1205941, 1863727, 20500997]

約数ペア:

[(1, 20500997), (11, 1863727), (17, 1205941), (37, 554081), (187, 109631), (407, 50371), (629, 32593), (2963, 6919)]