19170781

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2269}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 23535360

約数和(自身を除く): 4364579

約数列:

[1, 7, 17, 71, 119, 497, 1207, 2269, 8449, 15883, 38573, 161099, 270011, 1127693, 2738683, 19170781]

約数ペア:

[(1, 19170781), (7, 2738683), (17, 1127693), (71, 270011), (119, 161099), (497, 38573), (1207, 15883), (2269, 8449)]