20684504

素因数分解:

$2^3\times {\mathrm{619}}^1\times {\mathrm{4177}}^1$

素因数の和:4802

約数の個数: 16

約数和(自身を含む): 38855400

約数和(自身を除く): 18170896

約数列:

[1, 2, 4, 8, 619, 1238, 2476, 4177, 4952, 8354, 16708, 33416, 2585563, 5171126, 10342252, 20684504]

約数ペア:

[(1, 20684504), (2, 10342252), (4, 5171126), (8, 2585563), (619, 33416), (1238, 16708), (2476, 8354), (4177, 4952)]