8728928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{20983}}^1$

素因数の和:21006

約数の個数: 24

約数和(自身を含む): 18507888

約数和(自身を除く): 9778960

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 20983, 41966, 83932, 167864, 272779, 335728, 545558, 671456, 1091116, 2182232, 4364464, 8728928]

約数ペア:

[(1, 8728928), (2, 4364464), (4, 2182232), (8, 1091116), (13, 671456), (16, 545558), (26, 335728), (32, 272779), (52, 167864), (104, 83932), (208, 41966), (416, 20983)]