18447516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 50594544

約数和(自身を除く): 32147028

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 701, 731, 774, 1402, 1462, 1548, 2103, 2193, 2804, 2924, 4206, 4386, 6309, 6579, 8412, 8772, 11917, 12618, 13158, 23834, 25236, 26316, 30143, 35751, 47668, 60286, 71502, 90429, 107253, 120572, 143004, 180858, 214506, 271287, 361716, 429012, 512431, 542574, 1024862, 1085148, 1537293, 2049724, 3074586, 4611879, 6149172, 9223758, 18447516]

約数ペア:

[(1, 18447516), (2, 9223758), (3, 6149172), (4, 4611879), (6, 3074586), (9, 2049724), (12, 1537293), (17, 1085148), (18, 1024862), (34, 542574), (36, 512431), (43, 429012), (51, 361716), (68, 271287), (86, 214506), (102, 180858), (129, 143004), (153, 120572), (172, 107253), (204, 90429), (258, 71502), (306, 60286), (387, 47668), (516, 35751), (612, 30143), (701, 26316), (731, 25236), (774, 23834), (1402, 13158), (1462, 12618), (1548, 11917), (2103, 8772), (2193, 8412), (2804, 6579), (2924, 6309), (4206, 4386)]