18876912

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 51425280

約数和(自身を除く): 32548368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 71, 87, 116, 142, 174, 191, 213, 232, 284, 348, 382, 426, 464, 568, 573, 696, 764, 852, 1136, 1146, 1392, 1528, 1704, 2059, 2292, 3056, 3408, 4118, 4584, 5539, 6177, 8236, 9168, 11078, 12354, 13561, 16472, 16617, 22156, 24708, 27122, 32944, 33234, 40683, 44312, 49416, 54244, 66468, 81366, 88624, 98832, 108488, 132936, 162732, 216976, 265872, 325464, 393269, 650928, 786538, 1179807, 1573076, 2359614, 3146152, 4719228, 6292304, 9438456, 18876912]

約数ペア:

[(1, 18876912), (2, 9438456), (3, 6292304), (4, 4719228), (6, 3146152), (8, 2359614), (12, 1573076), (16, 1179807), (24, 786538), (29, 650928), (48, 393269), (58, 325464), (71, 265872), (87, 216976), (116, 162732), (142, 132936), (174, 108488), (191, 98832), (213, 88624), (232, 81366), (284, 66468), (348, 54244), (382, 49416), (426, 44312), (464, 40683), (568, 33234), (573, 32944), (696, 27122), (764, 24708), (852, 22156), (1136, 16617), (1146, 16472), (1392, 13561), (1528, 12354), (1704, 11078), (2059, 9168), (2292, 8236), (3056, 6177), (3408, 5539), (4118, 4584)]