19620686

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{9781}}^1$

素因数の和:9859

約数の個数: 16

約数和(自身を含む): 31693680

約数和(自身を除く): 12072994

約数列:

[1, 2, 17, 34, 59, 118, 1003, 2006, 9781, 19562, 166277, 332554, 577079, 1154158, 9810343, 19620686]

約数ペア:

[(1, 19620686), (2, 9810343), (17, 1154158), (34, 577079), (59, 332554), (118, 166277), (1003, 19562), (2006, 9781)]