20894044

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 37630208

約数和(自身を除く): 16736164

約数列:

[1, 2, 4, 43, 86, 172, 331, 367, 662, 734, 1324, 1468, 14233, 15781, 28466, 31562, 56932, 63124, 121477, 242954, 485908, 5223511, 10447022, 20894044]

約数ペア:

[(1, 20894044), (2, 10447022), (4, 5223511), (43, 485908), (86, 242954), (172, 121477), (331, 63124), (367, 56932), (662, 31562), (734, 28466), (1324, 15781), (1468, 14233)]