18736924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{275543}}^1$

素因数の和:275564

約数の個数: 12

約数和(自身を含む): 34718544

約数和(自身を除く): 15981620

約数列:

[1, 2, 4, 17, 34, 68, 275543, 551086, 1102172, 4684231, 9368462, 18736924]

約数ペア:

[(1, 18736924), (2, 9368462), (4, 4684231), (17, 1102172), (34, 551086), (68, 275543)]