18009036

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 48550320

約数和(自身を除く): 30541284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 113, 114, 171, 226, 228, 233, 339, 342, 452, 466, 678, 684, 699, 932, 1017, 1356, 1398, 2034, 2097, 2147, 2796, 4068, 4194, 4294, 4427, 6441, 8388, 8588, 8854, 12882, 13281, 17708, 19323, 25764, 26329, 26562, 38646, 39843, 52658, 53124, 77292, 78987, 79686, 105316, 157974, 159372, 236961, 315948, 473922, 500251, 947844, 1000502, 1500753, 2001004, 3001506, 4502259, 6003012, 9004518, 18009036]

約数ペア:

[(1, 18009036), (2, 9004518), (3, 6003012), (4, 4502259), (6, 3001506), (9, 2001004), (12, 1500753), (18, 1000502), (19, 947844), (36, 500251), (38, 473922), (57, 315948), (76, 236961), (113, 159372), (114, 157974), (171, 105316), (226, 79686), (228, 78987), (233, 77292), (339, 53124), (342, 52658), (452, 39843), (466, 38646), (678, 26562), (684, 26329), (699, 25764), (932, 19323), (1017, 17708), (1356, 13281), (1398, 12882), (2034, 8854), (2097, 8588), (2147, 8388), (2796, 6441), (4068, 4427), (4194, 4294)]