40638896

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{9883}}^1$

素因数の和:10148

約数の個数: 20

約数和(自身を含む): 79052232

約数和(自身を除く): 38413336

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 9883, 19766, 39532, 79064, 158128, 2539931, 5079862, 10159724, 20319448, 40638896]

約数ペア:

[(1, 40638896), (2, 20319448), (4, 10159724), (8, 5079862), (16, 2539931), (257, 158128), (514, 79064), (1028, 39532), (2056, 19766), (4112, 9883)]