18697588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 41595904

約数和(自身を除く): 22898316

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1657, 2821, 3314, 5642, 6628, 11284, 11599, 21541, 23198, 43082, 46396, 51367, 86164, 102734, 150787, 205468, 301574, 359569, 603148, 667771, 719138, 1335542, 1438276, 2671084, 4674397, 9348794, 18697588]

約数ペア:

[(1, 18697588), (2, 9348794), (4, 4674397), (7, 2671084), (13, 1438276), (14, 1335542), (26, 719138), (28, 667771), (31, 603148), (52, 359569), (62, 301574), (91, 205468), (124, 150787), (182, 102734), (217, 86164), (364, 51367), (403, 46396), (434, 43082), (806, 23198), (868, 21541), (1612, 11599), (1657, 11284), (2821, 6628), (3314, 5642)]