20656844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6733}}^1$

素因数の和:6809

約数の個数: 24

約数和(自身を含む): 39595920

約数和(自身を除く): 18939076

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6733, 13466, 26932, 87529, 175058, 350116, 397247, 794494, 1588988, 5164211, 10328422, 20656844]

約数ペア:

[(1, 20656844), (2, 10328422), (4, 5164211), (13, 1588988), (26, 794494), (52, 397247), (59, 350116), (118, 175058), (236, 87529), (767, 26932), (1534, 13466), (3068, 6733)]