18468930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 46126080

約数和(自身を除く): 27657150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 103, 129, 139, 206, 215, 258, 278, 309, 417, 430, 515, 618, 645, 695, 834, 1030, 1290, 1390, 1545, 2085, 3090, 4170, 4429, 5977, 8858, 11954, 13287, 14317, 17931, 22145, 26574, 28634, 29885, 35862, 42951, 44290, 59770, 66435, 71585, 85902, 89655, 132870, 143170, 179310, 214755, 429510, 615631, 1231262, 1846893, 3078155, 3693786, 6156310, 9234465, 18468930]

約数ペア:

[(1, 18468930), (2, 9234465), (3, 6156310), (5, 3693786), (6, 3078155), (10, 1846893), (15, 1231262), (30, 615631), (43, 429510), (86, 214755), (103, 179310), (129, 143170), (139, 132870), (206, 89655), (215, 85902), (258, 71585), (278, 66435), (309, 59770), (417, 44290), (430, 42951), (515, 35862), (618, 29885), (645, 28634), (695, 26574), (834, 22145), (1030, 17931), (1290, 14317), (1390, 13287), (1545, 11954), (2085, 8858), (3090, 5977), (4170, 4429)]