198319055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1879}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 276134400

約数和(自身を除く): 77815345

約数列:

[1, 5, 11, 19, 55, 95, 101, 209, 505, 1045, 1111, 1879, 1919, 5555, 9395, 9595, 20669, 21109, 35701, 103345, 105545, 178505, 189779, 392711, 948895, 1963555, 2087569, 3605801, 10437845, 18029005, 39663811, 198319055]

約数ペア:

[(1, 198319055), (5, 39663811), (11, 18029005), (19, 10437845), (55, 3605801), (95, 2087569), (101, 1963555), (209, 948895), (505, 392711), (1045, 189779), (1111, 178505), (1879, 105545), (1919, 103345), (5555, 35701), (9395, 21109), (9595, 20669)]