18723242

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2971}}^1$

素因数の和:3133

約数の個数: 16

約数和(自身を含む): 29529792

約数和(自身を除く): 10806550

約数列:

[1, 2, 23, 46, 137, 274, 2971, 3151, 5942, 6302, 68333, 136666, 407027, 814054, 9361621, 18723242]

約数ペア:

[(1, 18723242), (2, 9361621), (23, 814054), (46, 407027), (137, 136666), (274, 68333), (2971, 6302), (3151, 5942)]