20418258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28597}}^1$

素因数の和:28626

約数の個数: 32

約数和(自身を含む): 49417344

約数和(自身を除く): 28999086

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28597, 57194, 85791, 171582, 200179, 400358, 486149, 600537, 972298, 1201074, 1458447, 2916894, 3403043, 6806086, 10209129, 20418258]

約数ペア:

[(1, 20418258), (2, 10209129), (3, 6806086), (6, 3403043), (7, 2916894), (14, 1458447), (17, 1201074), (21, 972298), (34, 600537), (42, 486149), (51, 400358), (102, 200179), (119, 171582), (238, 85791), (357, 57194), (714, 28597)]