16520426

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1386

約数の個数: 24

約数和(自身を含む): 27579564

約数和(自身を除く): 11059138

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1321, 2642, 6253, 12506, 17173, 34346, 48877, 97754, 223249, 446498, 635401, 1270802, 8260213, 16520426]

約数ペア:

[(1, 16520426), (2, 8260213), (13, 1270802), (26, 635401), (37, 446498), (74, 223249), (169, 97754), (338, 48877), (481, 34346), (962, 17173), (1321, 12506), (2642, 6253)]