19806692

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{3617}}^1$

素因数の和:3695

約数の個数: 18

約数和(自身を含む): 35633682

約数和(自身を除く): 15826990

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 3617, 5476, 7234, 14468, 133829, 267658, 535316, 4951673, 9903346, 19806692]

約数ペア:

[(1, 19806692), (2, 9903346), (4, 4951673), (37, 535316), (74, 267658), (148, 133829), (1369, 14468), (2738, 7234), (3617, 5476)]