19645370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115561}}^1$

素因数の和:115585

約数の個数: 16

約数和(自身を含む): 37442088

約数和(自身を除く): 17796718

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 115561, 231122, 577805, 1155610, 1964537, 3929074, 9822685, 19645370]

約数ペア:

[(1, 19645370), (2, 9822685), (5, 3929074), (10, 1964537), (17, 1155610), (34, 577805), (85, 231122), (170, 115561)]