18151245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 48

約数和(自身を含む): 37215360

約数和(自身を除く): 19064115

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 1987, 3045, 5961, 9135, 9935, 13909, 17883, 29805, 41727, 57623, 69545, 89415, 125181, 172869, 208635, 288115, 403361, 518607, 625905, 864345, 1210083, 2016805, 2593035, 3630249, 6050415, 18151245]

約数ペア:

[(1, 18151245), (3, 6050415), (5, 3630249), (7, 2593035), (9, 2016805), (15, 1210083), (21, 864345), (29, 625905), (35, 518607), (45, 403361), (63, 288115), (87, 208635), (105, 172869), (145, 125181), (203, 89415), (261, 69545), (315, 57623), (435, 41727), (609, 29805), (1015, 17883), (1305, 13909), (1827, 9935), (1987, 9135), (3045, 5961)]