18843988

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 33657120

約数和(自身を除く): 14813132

約数列:

[1, 2, 4, 83, 166, 211, 269, 332, 422, 538, 844, 1076, 17513, 22327, 35026, 44654, 56759, 70052, 89308, 113518, 227036, 4710997, 9421994, 18843988]

約数ペア:

[(1, 18843988), (2, 9421994), (4, 4710997), (83, 227036), (166, 113518), (211, 89308), (269, 70052), (332, 56759), (422, 44654), (538, 35026), (844, 22327), (1076, 17513)]