18627858

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 42378336

約数和(自身を除く): 23750478

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 587, 738, 774, 1174, 1761, 1763, 3522, 3526, 5283, 5289, 10566, 10578, 15867, 24067, 25241, 31734, 48134, 50482, 72201, 75723, 144402, 151446, 216603, 227169, 433206, 454338, 1034881, 2069762, 3104643, 6209286, 9313929, 18627858]

約数ペア:

[(1, 18627858), (2, 9313929), (3, 6209286), (6, 3104643), (9, 2069762), (18, 1034881), (41, 454338), (43, 433206), (82, 227169), (86, 216603), (123, 151446), (129, 144402), (246, 75723), (258, 72201), (369, 50482), (387, 48134), (587, 31734), (738, 25241), (774, 24067), (1174, 15867), (1761, 10578), (1763, 10566), (3522, 5289), (3526, 5283)]