18436005

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{929}}^1$

素因数の和:960

約数の個数: 60

約数和(自身を含む): 38485260

約数和(自身を除く): 20049255

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 929, 945, 1323, 2205, 2787, 2835, 3969, 4645, 6503, 6615, 8361, 13935, 19509, 19845, 25083, 32515, 41805, 45521, 58527, 75249, 97545, 125415, 136563, 175581, 227605, 292635, 376245, 409689, 526743, 682815, 877905, 1229067, 2048445, 2633715, 3687201, 6145335, 18436005]

約数ペア:

[(1, 18436005), (3, 6145335), (5, 3687201), (7, 2633715), (9, 2048445), (15, 1229067), (21, 877905), (27, 682815), (35, 526743), (45, 409689), (49, 376245), (63, 292635), (81, 227605), (105, 175581), (135, 136563), (147, 125415), (189, 97545), (245, 75249), (315, 58527), (405, 45521), (441, 41805), (567, 32515), (735, 25083), (929, 19845), (945, 19509), (1323, 13935), (2205, 8361), (2787, 6615), (2835, 6503), (3969, 4645)]