18637866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3463}}^1$

素因数の和:3507

約数の個数: 48

約数和(自身を含む): 45392256

約数和(自身を除く): 26754390

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3463, 5382, 6926, 10389, 20778, 31167, 45019, 62334, 79649, 90038, 135057, 159298, 238947, 270114, 405171, 477894, 716841, 810342, 1035437, 1433682, 2070874, 3106311, 6212622, 9318933, 18637866]

約数ペア:

[(1, 18637866), (2, 9318933), (3, 6212622), (6, 3106311), (9, 2070874), (13, 1433682), (18, 1035437), (23, 810342), (26, 716841), (39, 477894), (46, 405171), (69, 270114), (78, 238947), (117, 159298), (138, 135057), (207, 90038), (234, 79649), (299, 62334), (414, 45019), (598, 31167), (897, 20778), (1794, 10389), (2691, 6926), (3463, 5382)]