25918736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{85259}}^1$

素因数の和:85286

約数の個数: 20

約数和(自身を含む): 52861200

約数和(自身を除く): 26942464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 85259, 170518, 341036, 682072, 1364144, 1619921, 3239842, 6479684, 12959368, 25918736]

約数ペア:

[(1, 25918736), (2, 12959368), (4, 6479684), (8, 3239842), (16, 1619921), (19, 1364144), (38, 682072), (76, 341036), (152, 170518), (304, 85259)]