19224272

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{19697}}^1$

素因数の和:19766

約数の個数: 20

約数和(自身を含む): 37859556

約数和(自身を除く): 18635284

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 19697, 39394, 78788, 157576, 315152, 1201517, 2403034, 4806068, 9612136, 19224272]

約数ペア:

[(1, 19224272), (2, 9612136), (4, 4806068), (8, 2403034), (16, 1201517), (61, 315152), (122, 157576), (244, 78788), (488, 39394), (976, 19697)]