19556447248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94021381}}^1$

素因数の和:94021402

約数の個数: 20

約数和(自身を含む): 40805279788

約数和(自身を除く): 21248832540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94021381, 188042762, 376085524, 752171048, 1222277953, 1504342096, 2444555906, 4889111812, 9778223624, 19556447248]

約数ペア:

[(1, 19556447248), (2, 9778223624), (4, 4889111812), (8, 2444555906), (13, 1504342096), (16, 1222277953), (26, 752171048), (52, 376085524), (104, 188042762), (208, 94021381)]