18149898

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 41674752

約数和(自身を除く): 23524854

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 67, 69, 78, 134, 138, 151, 201, 299, 302, 402, 453, 598, 871, 897, 906, 1541, 1742, 1794, 1963, 2613, 3082, 3473, 3926, 4623, 5226, 5889, 6946, 9246, 10117, 10419, 11778, 20033, 20234, 20838, 30351, 40066, 45149, 60099, 60702, 90298, 120198, 131521, 135447, 232691, 263042, 270894, 394563, 465382, 698073, 789126, 1396146, 3024983, 6049966, 9074949, 18149898]

約数ペア:

[(1, 18149898), (2, 9074949), (3, 6049966), (6, 3024983), (13, 1396146), (23, 789126), (26, 698073), (39, 465382), (46, 394563), (67, 270894), (69, 263042), (78, 232691), (134, 135447), (138, 131521), (151, 120198), (201, 90298), (299, 60702), (302, 60099), (402, 45149), (453, 40066), (598, 30351), (871, 20838), (897, 20234), (906, 20033), (1541, 11778), (1742, 10419), (1794, 10117), (1963, 9246), (2613, 6946), (3082, 5889), (3473, 5226), (3926, 4623)]