201625904

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{19477}}^1$

素因数の和:20132

約数の個数: 20

約数和(自身を含む): 391274064

約数和(自身を除く): 189648160

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 19477, 38954, 77908, 155816, 311632, 12601619, 25203238, 50406476, 100812952, 201625904]

約数ペア:

[(1, 201625904), (2, 100812952), (4, 50406476), (8, 25203238), (16, 12601619), (647, 311632), (1294, 155816), (2588, 77908), (5176, 38954), (10352, 19477)]