20295315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19609}}^1$

素因数の和:19643

約数の個数: 24

約数和(自身を含む): 36709920

約数和(自身を除く): 16414605

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19609, 58827, 98045, 176481, 294135, 451007, 882405, 1353021, 2255035, 4059063, 6765105, 20295315]

約数ペア:

[(1, 20295315), (3, 6765105), (5, 4059063), (9, 2255035), (15, 1353021), (23, 882405), (45, 451007), (69, 294135), (115, 176481), (207, 98045), (345, 58827), (1035, 19609)]