20836988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{773}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 38229408

約数和(自身を除く): 17392420

約数列:

[1, 2, 4, 23, 46, 92, 293, 586, 773, 1172, 1546, 3092, 6739, 13478, 17779, 26956, 35558, 71116, 226489, 452978, 905956, 5209247, 10418494, 20836988]

約数ペア:

[(1, 20836988), (2, 10418494), (4, 5209247), (23, 905956), (46, 452978), (92, 226489), (293, 71116), (586, 35558), (773, 26956), (1172, 17779), (1546, 13478), (3092, 6739)]