20353276

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 36968624

約数和(自身を除く): 16615348

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 1621, 3139, 3242, 6278, 6484, 12556, 69703, 118333, 139406, 236666, 278812, 473332, 5088319, 10176638, 20353276]

約数ペア:

[(1, 20353276), (2, 10176638), (4, 5088319), (43, 473332), (73, 278812), (86, 236666), (146, 139406), (172, 118333), (292, 69703), (1621, 12556), (3139, 6484), (3242, 6278)]