18488826

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 46096128

約数和(自身を除く): 27607302

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 37, 46, 51, 69, 71, 74, 102, 111, 138, 142, 153, 207, 213, 222, 306, 333, 391, 414, 426, 629, 639, 666, 782, 851, 1173, 1207, 1258, 1278, 1633, 1702, 1887, 2346, 2414, 2553, 2627, 3266, 3519, 3621, 3774, 4899, 5106, 5254, 5661, 7038, 7242, 7659, 7881, 9798, 10863, 11322, 14467, 14697, 15318, 15762, 21726, 23643, 27761, 28934, 29394, 43401, 44659, 47286, 55522, 60421, 83283, 86802, 89318, 120842, 130203, 133977, 166566, 181263, 249849, 260406, 267954, 362526, 401931, 499698, 543789, 803862, 1027157, 1087578, 2054314, 3081471, 6162942, 9244413, 18488826]

約数ペア:

[(1, 18488826), (2, 9244413), (3, 6162942), (6, 3081471), (9, 2054314), (17, 1087578), (18, 1027157), (23, 803862), (34, 543789), (37, 499698), (46, 401931), (51, 362526), (69, 267954), (71, 260406), (74, 249849), (102, 181263), (111, 166566), (138, 133977), (142, 130203), (153, 120842), (207, 89318), (213, 86802), (222, 83283), (306, 60421), (333, 55522), (391, 47286), (414, 44659), (426, 43401), (629, 29394), (639, 28934), (666, 27761), (782, 23643), (851, 21726), (1173, 15762), (1207, 15318), (1258, 14697), (1278, 14467), (1633, 11322), (1702, 10863), (1887, 9798), (2346, 7881), (2414, 7659), (2553, 7242), (2627, 7038), (3266, 5661), (3519, 5254), (3621, 5106), (3774, 4899)]