20080665

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 38413440

約数和(自身を除く): 18332775

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 113, 165, 339, 359, 495, 565, 1017, 1077, 1243, 1695, 1795, 3231, 3729, 3949, 5085, 5385, 6215, 11187, 11847, 16155, 18645, 19745, 35541, 40567, 55935, 59235, 121701, 177705, 202835, 365103, 446237, 608505, 1338711, 1825515, 2231185, 4016133, 6693555, 20080665]

約数ペア:

[(1, 20080665), (3, 6693555), (5, 4016133), (9, 2231185), (11, 1825515), (15, 1338711), (33, 608505), (45, 446237), (55, 365103), (99, 202835), (113, 177705), (165, 121701), (339, 59235), (359, 55935), (495, 40567), (565, 35541), (1017, 19745), (1077, 18645), (1243, 16155), (1695, 11847), (1795, 11187), (3231, 6215), (3729, 5385), (3949, 5085)]