20147248638

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{788789}}^1$

素因数の和:788854

約数の個数: 64

約数和(自身を含む): 49977734400

約数和(自身を除く): 29830485762

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 86, 99, 129, 198, 258, 297, 387, 473, 594, 774, 946, 1161, 1419, 2322, 2838, 4257, 8514, 12771, 25542, 788789, 1577578, 2366367, 4732734, 7099101, 8676679, 14198202, 17353358, 21297303, 26030037, 33917927, 42594606, 52060074, 67835854, 78090111, 101753781, 156180222, 203507562, 234270333, 305261343, 373097197, 468540666, 610522686, 746194394, 915784029, 1119291591, 1831568058, 2238583182, 3357874773, 6715749546, 10073624319, 20147248638]

約数ペア:

[(1, 20147248638), (2, 10073624319), (3, 6715749546), (6, 3357874773), (9, 2238583182), (11, 1831568058), (18, 1119291591), (22, 915784029), (27, 746194394), (33, 610522686), (43, 468540666), (54, 373097197), (66, 305261343), (86, 234270333), (99, 203507562), (129, 156180222), (198, 101753781), (258, 78090111), (297, 67835854), (387, 52060074), (473, 42594606), (594, 33917927), (774, 26030037), (946, 21297303), (1161, 17353358), (1419, 14198202), (2322, 8676679), (2838, 7099101), (4257, 4732734), (8514, 2366367), (12771, 1577578), (25542, 788789)]