20765151

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{601}}^1$

素因数の和:967

約数の個数: 24

約数和(自身を含む): 32869200

約数和(自身を除く): 12104049

約数列:

[1, 3, 9, 11, 33, 99, 349, 601, 1047, 1803, 3141, 3839, 5409, 6611, 11517, 19833, 34551, 59499, 209749, 629247, 1887741, 2307239, 6921717, 20765151]

約数ペア:

[(1, 20765151), (3, 6921717), (9, 2307239), (11, 1887741), (33, 629247), (99, 209749), (349, 59499), (601, 34551), (1047, 19833), (1803, 11517), (3141, 6611), (3839, 5409)]