19243088

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{52291}}^1$

素因数の和:52322

約数の個数: 20

約数和(自身を含む): 38905248

約数和(自身を除く): 19662160

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 52291, 104582, 209164, 418328, 836656, 1202693, 2405386, 4810772, 9621544, 19243088]

約数ペア:

[(1, 19243088), (2, 9621544), (4, 4810772), (8, 2405386), (16, 1202693), (23, 836656), (46, 418328), (92, 209164), (184, 104582), (368, 52291)]