19480464

素因数分解:

$2^4\times 3^2\times {\mathrm{135281}}^1$

素因数の和:135295

約数の個数: 30

約数和(自身を含む): 54518646

約数和(自身を除く): 35038182

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135281, 270562, 405843, 541124, 811686, 1082248, 1217529, 1623372, 2164496, 2435058, 3246744, 4870116, 6493488, 9740232, 19480464]

約数ペア:

[(1, 19480464), (2, 9740232), (3, 6493488), (4, 4870116), (6, 3246744), (8, 2435058), (9, 2164496), (12, 1623372), (16, 1217529), (18, 1082248), (24, 811686), (36, 541124), (48, 405843), (72, 270562), (144, 135281)]