19488438

素因数分解:

$2^1\times 3^4\times {\mathrm{120299}}^1$

素因数の和:120313

約数の個数: 20

約数和(自身を含む): 43668900

約数和(自身を除く): 24180462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 120299, 240598, 360897, 721794, 1082691, 2165382, 3248073, 6496146, 9744219, 19488438]

約数ペア:

[(1, 19488438), (2, 9744219), (3, 6496146), (6, 3248073), (9, 2165382), (18, 1082691), (27, 721794), (54, 360897), (81, 240598), (162, 120299)]