201820814

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 342377280

約数和(自身を除く): 140556466

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 1997, 2197, 3887, 3994, 4394, 7774, 25961, 45931, 50531, 51922, 91862, 101062, 337493, 597103, 674986, 1194206, 4387409, 7762339, 8774818, 15524678, 100910407, 201820814]

約数ペア:

[(1, 201820814), (2, 100910407), (13, 15524678), (23, 8774818), (26, 7762339), (46, 4387409), (169, 1194206), (299, 674986), (338, 597103), (598, 337493), (1997, 101062), (2197, 91862), (3887, 51922), (3994, 50531), (4394, 45931), (7774, 25961)]