1278452012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{19181}}^1$

素因数の和:20081

約数の個数: 24

約数和(自身を含む): 2357851440

約数和(自身を除く): 1079399428

約数列:

[1, 2, 4, 19, 38, 76, 877, 1754, 3508, 16663, 19181, 33326, 38362, 66652, 76724, 364439, 728878, 1457756, 16821737, 33643474, 67286948, 319613003, 639226006, 1278452012]

約数ペア:

[(1, 1278452012), (2, 639226006), (4, 319613003), (19, 67286948), (38, 33643474), (76, 16821737), (877, 1457756), (1754, 728878), (3508, 364439), (16663, 76724), (19181, 66652), (33326, 38362)]