17993556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23801}}^1$

素因数の和:23821

約数の個数: 48

約数和(自身を含む): 53316480

約数和(自身を除く): 35322924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 23801, 47602, 71403, 95204, 142806, 166607, 214209, 285612, 333214, 428418, 499821, 642627, 666428, 856836, 999642, 1285254, 1499463, 1999284, 2570508, 2998926, 4498389, 5997852, 8996778, 17993556]

約数ペア:

[(1, 17993556), (2, 8996778), (3, 5997852), (4, 4498389), (6, 2998926), (7, 2570508), (9, 1999284), (12, 1499463), (14, 1285254), (18, 999642), (21, 856836), (27, 666428), (28, 642627), (36, 499821), (42, 428418), (54, 333214), (63, 285612), (84, 214209), (108, 166607), (126, 142806), (189, 95204), (252, 71403), (378, 47602), (756, 23801)]