18913590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9137}}^1$

素因数の和:9173

約数の個数: 48

約数和(自身を含む): 51319008

約数和(自身を除く): 32405418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9137, 18274, 27411, 45685, 54822, 82233, 91370, 137055, 164466, 210151, 274110, 411165, 420302, 630453, 822330, 1050755, 1260906, 1891359, 2101510, 3152265, 3782718, 6304530, 9456795, 18913590]

約数ペア:

[(1, 18913590), (2, 9456795), (3, 6304530), (5, 3782718), (6, 3152265), (9, 2101510), (10, 1891359), (15, 1260906), (18, 1050755), (23, 822330), (30, 630453), (45, 420302), (46, 411165), (69, 274110), (90, 210151), (115, 164466), (138, 137055), (207, 91370), (230, 82233), (345, 54822), (414, 45685), (690, 27411), (1035, 18274), (2070, 9137)]