18348894

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 43479072

約数和(自身を除く): 25130178

約数列:

[1, 2, 3, 6, 9, 18, 23, 41, 46, 47, 69, 82, 94, 123, 138, 141, 207, 246, 282, 369, 414, 423, 529, 738, 846, 943, 1058, 1081, 1587, 1886, 1927, 2162, 2829, 3174, 3243, 3854, 4761, 5658, 5781, 6486, 8487, 9522, 9729, 11562, 16974, 17343, 19458, 21689, 24863, 34686, 43378, 44321, 49726, 65067, 74589, 88642, 130134, 132963, 149178, 195201, 223767, 265926, 390402, 398889, 447534, 797778, 1019383, 2038766, 3058149, 6116298, 9174447, 18348894]

約数ペア:

[(1, 18348894), (2, 9174447), (3, 6116298), (6, 3058149), (9, 2038766), (18, 1019383), (23, 797778), (41, 447534), (46, 398889), (47, 390402), (69, 265926), (82, 223767), (94, 195201), (123, 149178), (138, 132963), (141, 130134), (207, 88642), (246, 74589), (282, 65067), (369, 49726), (414, 44321), (423, 43378), (529, 34686), (738, 24863), (846, 21689), (943, 19458), (1058, 17343), (1081, 16974), (1587, 11562), (1886, 9729), (1927, 9522), (2162, 8487), (2829, 6486), (3174, 5781), (3243, 5658), (3854, 4761)]