20126002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20921}}^1$

素因数の和:20973

約数の個数: 16

約数和(自身を含む): 33391512

約数和(自身を除く): 13265510

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 20921, 41842, 271973, 543946, 774077, 1548154, 10063001, 20126002]

約数ペア:

[(1, 20126002), (2, 10063001), (13, 1548154), (26, 774077), (37, 543946), (74, 271973), (481, 41842), (962, 20921)]