397957904

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{33119}}^1$

素因数の和:33878

約数の個数: 20

約数和(自身を含む): 772093440

約数和(自身を除く): 374135536

約数列:

[1, 2, 4, 8, 16, 751, 1502, 3004, 6008, 12016, 33119, 66238, 132476, 264952, 529904, 24872369, 49744738, 99489476, 198978952, 397957904]

約数ペア:

[(1, 397957904), (2, 198978952), (4, 99489476), (8, 49744738), (16, 24872369), (751, 529904), (1502, 264952), (3004, 132476), (6008, 66238), (12016, 33119)]