20121219603

素因数分解:

$3^2\times {\mathrm{643}}^1\times {\mathrm{1217}}^1\times {\mathrm{2857}}^1$

素因数の和:4723

約数の個数: 24

約数和(自身を含む): 29143300368

約数和(自身を除く): 9022080765

約数列:

[1, 3, 9, 643, 1217, 1929, 2857, 3651, 5787, 8571, 10953, 25713, 782531, 1837051, 2347593, 3476969, 5511153, 7042779, 10430907, 16533459, 31292721, 2235691067, 6707073201, 20121219603]

約数ペア:

[(1, 20121219603), (3, 6707073201), (9, 2235691067), (643, 31292721), (1217, 16533459), (1929, 10430907), (2857, 7042779), (3651, 5511153), (5787, 3476969), (8571, 2347593), (10953, 1837051), (25713, 782531)]