19003923208

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{2521}}^1\times {\mathrm{6779}}^1$

素因数の和:9445

約数の個数: 32

約数和(自身を含む): 35908236000

約数和(自身を除く): 16904312792

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 2521, 5042, 6779, 10084, 13558, 20168, 27116, 54232, 350419, 700838, 942281, 1401676, 1884562, 2803352, 3769124, 7538248, 17089859, 34179718, 68359436, 136718872, 2375490401, 4750980802, 9501961604, 19003923208]

約数ペア:

[(1, 19003923208), (2, 9501961604), (4, 4750980802), (8, 2375490401), (139, 136718872), (278, 68359436), (556, 34179718), (1112, 17089859), (2521, 7538248), (5042, 3769124), (6779, 2803352), (10084, 1884562), (13558, 1401676), (20168, 942281), (27116, 700838), (54232, 350419)]