18237486

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 38209536

約数和(自身を除く): 19972050

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 1381, 2201, 2762, 4143, 4402, 6603, 8286, 13206, 42811, 85622, 98051, 128433, 196102, 256866, 294153, 588306, 3039581, 6079162, 9118743, 18237486]

約数ペア:

[(1, 18237486), (2, 9118743), (3, 6079162), (6, 3039581), (31, 588306), (62, 294153), (71, 256866), (93, 196102), (142, 128433), (186, 98051), (213, 85622), (426, 42811), (1381, 13206), (2201, 8286), (2762, 6603), (4143, 4402)]