28874948

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{5273}}^1$

素因数の和:5351

約数の個数: 18

約数和(自身を含む): 51943626

約数和(自身を除く): 23068678

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 5273, 5476, 10546, 21092, 195101, 390202, 780404, 7218737, 14437474, 28874948]

約数ペア:

[(1, 28874948), (2, 14437474), (4, 7218737), (37, 780404), (74, 390202), (148, 195101), (1369, 21092), (2738, 10546), (5273, 5476)]