17985366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 44772000

約数和(自身を除く): 26786634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 349, 409, 698, 818, 1047, 1227, 2094, 2443, 2454, 2863, 3141, 3681, 4886, 5726, 6282, 7329, 7362, 8589, 14658, 17178, 21987, 25767, 43974, 51534, 142741, 285482, 428223, 856446, 999187, 1284669, 1998374, 2569338, 2997561, 5995122, 8992683, 17985366]

約数ペア:

[(1, 17985366), (2, 8992683), (3, 5995122), (6, 2997561), (7, 2569338), (9, 1998374), (14, 1284669), (18, 999187), (21, 856446), (42, 428223), (63, 285482), (126, 142741), (349, 51534), (409, 43974), (698, 25767), (818, 21987), (1047, 17178), (1227, 14658), (2094, 8589), (2443, 7362), (2454, 7329), (2863, 6282), (3141, 5726), (3681, 4886)]