18944432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91079}}^1$

素因数の和:91100

約数の個数: 20

約数和(自身を含む): 39528720

約数和(自身を除く): 20584288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91079, 182158, 364316, 728632, 1184027, 1457264, 2368054, 4736108, 9472216, 18944432]

約数ペア:

[(1, 18944432), (2, 9472216), (4, 4736108), (8, 2368054), (13, 1457264), (16, 1184027), (26, 728632), (52, 364316), (104, 182158), (208, 91079)]