20445616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41221}}^1$

素因数の和:41260

約数の個数: 20

約数和(自身を含む): 40892224

約数和(自身を除く): 20446608

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41221, 82442, 164884, 329768, 659536, 1277851, 2555702, 5111404, 10222808, 20445616]

約数ペア:

[(1, 20445616), (2, 10222808), (4, 5111404), (8, 2555702), (16, 1277851), (31, 659536), (62, 329768), (124, 164884), (248, 82442), (496, 41221)]