18220770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11909}}^1$

素因数の和:11939

約数の個数: 48

約数和(自身を含む): 50164920

約数和(自身を除く): 31944150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 11909, 23818, 35727, 59545, 71454, 107181, 119090, 178635, 202453, 214362, 357270, 404906, 535905, 607359, 1012265, 1071810, 1214718, 1822077, 2024530, 3036795, 3644154, 6073590, 9110385, 18220770]

約数ペア:

[(1, 18220770), (2, 9110385), (3, 6073590), (5, 3644154), (6, 3036795), (9, 2024530), (10, 1822077), (15, 1214718), (17, 1071810), (18, 1012265), (30, 607359), (34, 535905), (45, 404906), (51, 357270), (85, 214362), (90, 202453), (102, 178635), (153, 119090), (170, 107181), (255, 71454), (306, 59545), (510, 35727), (765, 23818), (1530, 11909)]