18756630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 50503680

約数和(自身を除く): 31747050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 127, 135, 254, 270, 381, 547, 635, 762, 1094, 1143, 1270, 1641, 1905, 2286, 2735, 3282, 3429, 3810, 4923, 5470, 5715, 6858, 8205, 9846, 11430, 14769, 16410, 17145, 24615, 29538, 34290, 49230, 69469, 73845, 138938, 147690, 208407, 347345, 416814, 625221, 694690, 1042035, 1250442, 1875663, 2084070, 3126105, 3751326, 6252210, 9378315, 18756630]

約数ペア:

[(1, 18756630), (2, 9378315), (3, 6252210), (5, 3751326), (6, 3126105), (9, 2084070), (10, 1875663), (15, 1250442), (18, 1042035), (27, 694690), (30, 625221), (45, 416814), (54, 347345), (90, 208407), (127, 147690), (135, 138938), (254, 73845), (270, 69469), (381, 49230), (547, 34290), (635, 29538), (762, 24615), (1094, 17145), (1143, 16410), (1270, 14769), (1641, 11430), (1905, 9846), (2286, 8205), (2735, 6858), (3282, 5715), (3429, 5470), (3810, 4923)]