25257916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3049}}^1$

素因数の和:3181

約数の個数: 24

約数和(自身を含む): 46970000

約数和(自身を除く): 21712084

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 3049, 4142, 6098, 8284, 12196, 57931, 115862, 231724, 332341, 664682, 1329364, 6314479, 12628958, 25257916]

約数ペア:

[(1, 25257916), (2, 12628958), (4, 6314479), (19, 1329364), (38, 664682), (76, 332341), (109, 231724), (218, 115862), (436, 57931), (2071, 12196), (3049, 8284), (4142, 6098)]