171640208

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{106213}}^1$

素因数の和:106322

約数の個数: 20

約数和(自身を含む): 335848668

約数和(自身を除く): 164208460

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 106213, 212426, 424852, 849704, 1699408, 10727513, 21455026, 42910052, 85820104, 171640208]

約数ペア:

[(1, 171640208), (2, 85820104), (4, 42910052), (8, 21455026), (16, 10727513), (101, 1699408), (202, 849704), (404, 424852), (808, 212426), (1616, 106213)]