25709768

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:19997

約数の個数: 32

約数和(自身を含む): 57490560

約数和(自身を除く): 31780792

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 19961, 39922, 79844, 139727, 159688, 279454, 459103, 558908, 918206, 1117816, 1836412, 3213721, 3672824, 6427442, 12854884, 25709768]

約数ペア:

[(1, 25709768), (2, 12854884), (4, 6427442), (7, 3672824), (8, 3213721), (14, 1836412), (23, 1117816), (28, 918206), (46, 558908), (56, 459103), (92, 279454), (161, 159688), (184, 139727), (322, 79844), (644, 39922), (1288, 19961)]