20697118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41897}}^1$

素因数の和:41931

約数の個数: 16

約数和(自身を含む): 35194320

約数和(自身を除く): 14497202

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 41897, 83794, 544661, 796043, 1089322, 1592086, 10348559, 20697118]

約数ペア:

[(1, 20697118), (2, 10348559), (13, 1592086), (19, 1089322), (26, 796043), (38, 544661), (247, 83794), (494, 41897)]