19644208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53381}}^1$

素因数の和:53412

約数の個数: 20

約数和(自身を含む): 39716208

約数和(自身を除く): 20072000

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53381, 106762, 213524, 427048, 854096, 1227763, 2455526, 4911052, 9822104, 19644208]

約数ペア:

[(1, 19644208), (2, 9822104), (4, 4911052), (8, 2455526), (16, 1227763), (23, 854096), (46, 427048), (92, 213524), (184, 106762), (368, 53381)]