389776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1433}}^1$

素因数の和:1458

約数の個数: 20

約数和(自身を含む): 800172

約数和(自身を除く): 410396

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1433, 2866, 5732, 11464, 22928, 24361, 48722, 97444, 194888, 389776]

約数ペア:

[(1, 389776), (2, 194888), (4, 97444), (8, 48722), (16, 24361), (17, 22928), (34, 11464), (68, 5732), (136, 2866), (272, 1433)]