256543408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1457633}}^1$

素因数の和:1457652

約数の個数: 20

約数和(自身を含む): 542239848

約数和(自身を除く): 285696440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1457633, 2915266, 5830532, 11661064, 16033963, 23322128, 32067926, 64135852, 128271704, 256543408]

約数ペア:

[(1, 256543408), (2, 128271704), (4, 64135852), (8, 32067926), (11, 23322128), (16, 16033963), (22, 11661064), (44, 5830532), (88, 2915266), (176, 1457633)]