18121698

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 28326942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 191, 251, 378, 382, 502, 573, 753, 1146, 1337, 1506, 1719, 1757, 2259, 2674, 3438, 3514, 4011, 4518, 5157, 5271, 6777, 8022, 10314, 10542, 12033, 13554, 15813, 24066, 31626, 36099, 47439, 47941, 72198, 94878, 95882, 143823, 287646, 335587, 431469, 671174, 862938, 1006761, 1294407, 2013522, 2588814, 3020283, 6040566, 9060849, 18121698]

約数ペア:

[(1, 18121698), (2, 9060849), (3, 6040566), (6, 3020283), (7, 2588814), (9, 2013522), (14, 1294407), (18, 1006761), (21, 862938), (27, 671174), (42, 431469), (54, 335587), (63, 287646), (126, 143823), (189, 95882), (191, 94878), (251, 72198), (378, 47941), (382, 47439), (502, 36099), (573, 31626), (753, 24066), (1146, 15813), (1337, 13554), (1506, 12033), (1719, 10542), (1757, 10314), (2259, 8022), (2674, 6777), (3438, 5271), (3514, 5157), (4011, 4518)]