12355988

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 22155840

約数和(自身を除く): 9799852

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 313, 556, 626, 1252, 9869, 19738, 22223, 39476, 43507, 44446, 87014, 88892, 174028, 3088997, 6177994, 12355988]

約数ペア:

[(1, 12355988), (2, 6177994), (4, 3088997), (71, 174028), (139, 88892), (142, 87014), (278, 44446), (284, 43507), (313, 39476), (556, 22223), (626, 19738), (1252, 9869)]