18809746

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4273}}^1$

素因数の和:4377

約数の個数: 16

約数和(自身を含む): 29541888

約数和(自身を除く): 10732142

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4273, 4402, 8546, 132463, 264926, 303383, 606766, 9404873, 18809746]

約数ペア:

[(1, 18809746), (2, 9404873), (31, 606766), (62, 303383), (71, 264926), (142, 132463), (2201, 8546), (4273, 4402)]