19698978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19427}}^1$

素因数の和:19458

約数の個数: 24

約数和(自身を含む): 42663888

約数和(自身を除く): 22964910

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 19427, 38854, 58281, 116562, 252551, 505102, 757653, 1515306, 3283163, 6566326, 9849489, 19698978]

約数ペア:

[(1, 19698978), (2, 9849489), (3, 6566326), (6, 3283163), (13, 1515306), (26, 757653), (39, 505102), (78, 252551), (169, 116562), (338, 58281), (507, 38854), (1014, 19427)]