68493904

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{26263}}^1$

素因数の和:26434

約数の個数: 20

約数和(自身を含む): 133526176

約数和(自身を除く): 65032272

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 26263, 52526, 105052, 210104, 420208, 4280869, 8561738, 17123476, 34246952, 68493904]

約数ペア:

[(1, 68493904), (2, 34246952), (4, 17123476), (8, 8561738), (16, 4280869), (163, 420208), (326, 210104), (652, 105052), (1304, 52526), (2608, 26263)]