20187176685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{203387}}^1$

素因数の和:203917

約数の個数: 32

約数和(自身を含む): 34852567680

約数和(自身を除く): 14665390995

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 509, 1527, 2545, 6617, 7635, 19851, 33085, 99255, 203387, 610161, 1016935, 2644031, 3050805, 7932093, 13220155, 39660465, 103523983, 310571949, 517619915, 1345811779, 1552859745, 4037435337, 6729058895, 20187176685]

約数ペア:

[(1, 20187176685), (3, 6729058895), (5, 4037435337), (13, 1552859745), (15, 1345811779), (39, 517619915), (65, 310571949), (195, 103523983), (509, 39660465), (1527, 13220155), (2545, 7932093), (6617, 3050805), (7635, 2644031), (19851, 1016935), (33085, 610161), (99255, 203387)]