18345864

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 48628800

約数和(自身を除く): 30282936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 43, 58, 86, 87, 116, 129, 172, 174, 232, 258, 344, 348, 516, 613, 696, 1032, 1226, 1247, 1839, 2452, 2494, 3678, 3741, 4904, 4988, 7356, 7482, 9976, 14712, 14964, 17777, 26359, 29928, 35554, 52718, 53331, 71108, 79077, 105436, 106662, 142216, 158154, 210872, 213324, 316308, 426648, 632616, 764411, 1528822, 2293233, 3057644, 4586466, 6115288, 9172932, 18345864]

約数ペア:

[(1, 18345864), (2, 9172932), (3, 6115288), (4, 4586466), (6, 3057644), (8, 2293233), (12, 1528822), (24, 764411), (29, 632616), (43, 426648), (58, 316308), (86, 213324), (87, 210872), (116, 158154), (129, 142216), (172, 106662), (174, 105436), (232, 79077), (258, 71108), (344, 53331), (348, 52718), (516, 35554), (613, 29928), (696, 26359), (1032, 17777), (1226, 14964), (1247, 14712), (1839, 9976), (2452, 7482), (2494, 7356), (3678, 4988), (3741, 4904)]