18141992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 40098240

約数和(自身を除く): 21956248

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 67, 68, 88, 134, 136, 181, 187, 268, 362, 374, 536, 724, 737, 748, 1139, 1448, 1474, 1496, 1991, 2278, 2948, 3077, 3982, 4556, 5896, 6154, 7964, 9112, 12127, 12308, 12529, 15928, 24254, 24616, 25058, 33847, 48508, 50116, 67694, 97016, 100232, 133397, 135388, 206159, 266794, 270776, 412318, 533588, 824636, 1067176, 1649272, 2267749, 4535498, 9070996, 18141992]

約数ペア:

[(1, 18141992), (2, 9070996), (4, 4535498), (8, 2267749), (11, 1649272), (17, 1067176), (22, 824636), (34, 533588), (44, 412318), (67, 270776), (68, 266794), (88, 206159), (134, 135388), (136, 133397), (181, 100232), (187, 97016), (268, 67694), (362, 50116), (374, 48508), (536, 33847), (724, 25058), (737, 24616), (748, 24254), (1139, 15928), (1448, 12529), (1474, 12308), (1496, 12127), (1991, 9112), (2278, 7964), (2948, 6154), (3077, 5896), (3982, 4556)]