18227248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87631}}^1$

素因数の和:87652

約数の個数: 20

約数和(自身を含む): 38032288

約数和(自身を除く): 19805040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87631, 175262, 350524, 701048, 1139203, 1402096, 2278406, 4556812, 9113624, 18227248]

約数ペア:

[(1, 18227248), (2, 9113624), (4, 4556812), (8, 2278406), (13, 1402096), (16, 1139203), (26, 701048), (52, 350524), (104, 175262), (208, 87631)]