18450783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 28894320

約数和(自身を除く): 10443537

約数列:

[1, 3, 9, 13, 39, 117, 179, 537, 881, 1611, 2327, 2643, 6981, 7929, 11453, 20943, 34359, 103077, 157699, 473097, 1419291, 2050087, 6150261, 18450783]

約数ペア:

[(1, 18450783), (3, 6150261), (9, 2050087), (13, 1419291), (39, 473097), (117, 157699), (179, 103077), (537, 34359), (881, 20943), (1611, 11453), (2327, 7929), (2643, 6981)]