19390516

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{3541}}^1$

素因数の和:3619

約数の個数: 18

約数和(自身を含む): 34885158

約数和(自身を除く): 15494642

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 3541, 5476, 7082, 14164, 131017, 262034, 524068, 4847629, 9695258, 19390516]

約数ペア:

[(1, 19390516), (2, 9695258), (4, 4847629), (37, 524068), (74, 262034), (148, 131017), (1369, 14164), (2738, 7082), (3541, 5476)]