12864904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{123701}}^1$

素因数の和:123720

約数の個数: 16

約数和(自身を含む): 25977420

約数和(自身を除く): 13112516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 123701, 247402, 494804, 989608, 1608113, 3216226, 6432452, 12864904]

約数ペア:

[(1, 12864904), (2, 6432452), (4, 3216226), (8, 1608113), (13, 989608), (26, 494804), (52, 247402), (104, 123701)]