20016830

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42589}}^1$

素因数の和:42643

約数の個数: 16

約数和(自身を含む): 36797760

約数和(自身を除く): 16780930

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42589, 85178, 212945, 425890, 2001683, 4003366, 10008415, 20016830]

約数ペア:

[(1, 20016830), (2, 10008415), (5, 4003366), (10, 2001683), (47, 425890), (94, 212945), (235, 85178), (470, 42589)]