18211188

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 45017280

約数和(自身を除く): 26806092

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 258, 348, 516, 1217, 1247, 2434, 2494, 3651, 3741, 4868, 4988, 7302, 7482, 14604, 14964, 35293, 52331, 70586, 104662, 105879, 141172, 156993, 209324, 211758, 313986, 423516, 627972, 1517599, 3035198, 4552797, 6070396, 9105594, 18211188]

約数ペア:

[(1, 18211188), (2, 9105594), (3, 6070396), (4, 4552797), (6, 3035198), (12, 1517599), (29, 627972), (43, 423516), (58, 313986), (86, 211758), (87, 209324), (116, 156993), (129, 141172), (172, 105879), (174, 104662), (258, 70586), (348, 52331), (516, 35293), (1217, 14964), (1247, 14604), (2434, 7482), (2494, 7302), (3651, 4988), (3741, 4868)]