19280816

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{4801}}^1$

素因数の和:5060

約数の個数: 20

約数和(自身を含む): 37513224

約数和(自身を除く): 18232408

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 4801, 9602, 19204, 38408, 76816, 1205051, 2410102, 4820204, 9640408, 19280816]

約数ペア:

[(1, 19280816), (2, 9640408), (4, 4820204), (8, 2410102), (16, 1205051), (251, 76816), (502, 38408), (1004, 19204), (2008, 9602), (4016, 4801)]