18439548

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 26073732

約数列:

[1, 2, 3, 4, 6, 12, 53, 79, 106, 158, 159, 212, 237, 316, 318, 367, 474, 636, 734, 948, 1101, 1468, 2202, 4187, 4404, 8374, 12561, 16748, 19451, 25122, 28993, 38902, 50244, 57986, 58353, 77804, 86979, 115972, 116706, 173958, 233412, 347916, 1536629, 3073258, 4609887, 6146516, 9219774, 18439548]

約数ペア:

[(1, 18439548), (2, 9219774), (3, 6146516), (4, 4609887), (6, 3073258), (12, 1536629), (53, 347916), (79, 233412), (106, 173958), (158, 116706), (159, 115972), (212, 86979), (237, 77804), (316, 58353), (318, 57986), (367, 50244), (474, 38902), (636, 28993), (734, 25122), (948, 19451), (1101, 16748), (1468, 12561), (2202, 8374), (4187, 4404)]