18742383

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 30671784

約数和(自身を除く): 11929401

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 197, 279, 341, 591, 961, 1023, 1773, 2167, 2883, 3069, 6107, 6501, 8649, 10571, 18321, 19503, 31713, 54963, 67177, 95139, 189317, 201531, 567951, 604593, 1703853, 2082487, 6247461, 18742383]

約数ペア:

[(1, 18742383), (3, 6247461), (9, 2082487), (11, 1703853), (31, 604593), (33, 567951), (93, 201531), (99, 189317), (197, 95139), (279, 67177), (341, 54963), (591, 31713), (961, 19503), (1023, 18321), (1773, 10571), (2167, 8649), (2883, 6501), (3069, 6107)]