209916104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1381027}}^1$

素因数の和:1381052

約数の個数: 16

約数和(自身を含む): 414308400

約数和(自身を除く): 204392296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1381027, 2762054, 5524108, 11048216, 26239513, 52479026, 104958052, 209916104]

約数ペア:

[(1, 209916104), (2, 104958052), (4, 52479026), (8, 26239513), (19, 11048216), (38, 5524108), (76, 2762054), (152, 1381027)]