20729696

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{49831}}^1$

素因数の和:49854

約数の個数: 24

約数和(自身を含む): 43951824

約数和(自身を除く): 23222128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 49831, 99662, 199324, 398648, 647803, 797296, 1295606, 1594592, 2591212, 5182424, 10364848, 20729696]

約数ペア:

[(1, 20729696), (2, 10364848), (4, 5182424), (8, 2591212), (13, 1594592), (16, 1295606), (26, 797296), (32, 647803), (52, 398648), (104, 199324), (208, 99662), (416, 49831)]