18821268

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7577}}^1$

素因数の和:7613

約数の個数: 48

約数和(自身を含む): 50924160

約数和(自身を除く): 32102892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 7577, 15154, 22731, 30308, 45462, 68193, 90924, 136386, 174271, 204579, 272772, 348542, 409158, 522813, 697084, 818316, 1045626, 1568439, 2091252, 3136878, 4705317, 6273756, 9410634, 18821268]

約数ペア:

[(1, 18821268), (2, 9410634), (3, 6273756), (4, 4705317), (6, 3136878), (9, 2091252), (12, 1568439), (18, 1045626), (23, 818316), (27, 697084), (36, 522813), (46, 409158), (54, 348542), (69, 272772), (92, 204579), (108, 174271), (138, 136386), (207, 90924), (276, 68193), (414, 45462), (621, 30308), (828, 22731), (1242, 15154), (2484, 7577)]