309950002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{74831}}^1$

素因数の和:74961

約数の個数: 16

約数和(自身を含む): 493891200

約数和(自身を除く): 183941198

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 74831, 149662, 1421789, 2843578, 8156579, 16313158, 154975001, 309950002]

約数ペア:

[(1, 309950002), (2, 154975001), (19, 16313158), (38, 8156579), (109, 2843578), (218, 1421789), (2071, 149662), (4142, 74831)]