18744558

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 44104320

約数和(自身を除く): 25359762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 618, 619, 721, 1238, 1442, 1857, 2163, 3714, 4326, 4333, 5047, 8666, 10094, 12999, 15141, 25998, 30282, 30331, 60662, 63757, 90993, 127514, 181986, 191271, 382542, 446299, 892598, 1338897, 2677794, 3124093, 6248186, 9372279, 18744558]

約数ペア:

[(1, 18744558), (2, 9372279), (3, 6248186), (6, 3124093), (7, 2677794), (14, 1338897), (21, 892598), (42, 446299), (49, 382542), (98, 191271), (103, 181986), (147, 127514), (206, 90993), (294, 63757), (309, 60662), (618, 30331), (619, 30282), (721, 25998), (1238, 15141), (1442, 12999), (1857, 10094), (2163, 8666), (3714, 5047), (4326, 4333)]