18311292

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:3999

約数の個数: 48

約数和(自身を含む): 48590080

約数和(自身を除く): 30278788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 3943, 4644, 7886, 11829, 15772, 23658, 35487, 47316, 70974, 106461, 141948, 169549, 212922, 339098, 425844, 508647, 678196, 1017294, 1525941, 2034588, 3051882, 4577823, 6103764, 9155646, 18311292]

約数ペア:

[(1, 18311292), (2, 9155646), (3, 6103764), (4, 4577823), (6, 3051882), (9, 2034588), (12, 1525941), (18, 1017294), (27, 678196), (36, 508647), (43, 425844), (54, 339098), (86, 212922), (108, 169549), (129, 141948), (172, 106461), (258, 70974), (387, 47316), (516, 35487), (774, 23658), (1161, 15772), (1548, 11829), (2322, 7886), (3943, 4644)]