18388134

素因数分解:

$2^1\times 3^4\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:746

約数の個数: 40

約数和(自身を含む): 41469120

約数和(自身を除く): 23080986

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 223, 446, 509, 669, 1018, 1338, 1527, 2007, 3054, 4014, 4581, 6021, 9162, 12042, 13743, 18063, 27486, 36126, 41229, 82458, 113507, 227014, 340521, 681042, 1021563, 2043126, 3064689, 6129378, 9194067, 18388134]

約数ペア:

[(1, 18388134), (2, 9194067), (3, 6129378), (6, 3064689), (9, 2043126), (18, 1021563), (27, 681042), (54, 340521), (81, 227014), (162, 113507), (223, 82458), (446, 41229), (509, 36126), (669, 27486), (1018, 18063), (1338, 13743), (1527, 12042), (2007, 9162), (3054, 6021), (4014, 4581)]