20381330365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{434431}}^1$

素因数の和:435300

約数の個数: 16

約数和(自身を含む): 26712354816

約数和(自身を除く): 6331024451

約数列:

[1, 5, 11, 55, 853, 4265, 9383, 46915, 434431, 2172155, 4778741, 23893705, 370569643, 1852848215, 4076266073, 20381330365]

約数ペア:

[(1, 20381330365), (5, 4076266073), (11, 1852848215), (55, 370569643), (853, 23893705), (4265, 4778741), (9383, 2172155), (46915, 434431)]