17856730

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 33339600

約数和(自身を除く): 15482870

約数列:

[1, 2, 5, 10, 41, 82, 97, 194, 205, 410, 449, 485, 898, 970, 2245, 3977, 4490, 7954, 18409, 19885, 36818, 39770, 43553, 87106, 92045, 184090, 217765, 435530, 1785673, 3571346, 8928365, 17856730]

約数ペア:

[(1, 17856730), (2, 8928365), (5, 3571346), (10, 1785673), (41, 435530), (82, 217765), (97, 184090), (194, 92045), (205, 87106), (410, 43553), (449, 39770), (485, 36818), (898, 19885), (970, 18409), (2245, 7954), (3977, 4490)]