20784414339

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{7417}}^1$

素因数の和:8036

約数の個数: 48

約数和(自身を含む): 33147065952

約数和(自身を除く): 12362651613

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 557, 559, 1671, 1677, 5013, 5031, 7241, 7417, 21723, 22251, 23951, 65169, 66753, 71853, 96421, 215559, 289263, 311363, 318931, 867789, 934089, 956793, 2802267, 2870379, 4131269, 4146103, 12393807, 12438309, 37181421, 37314927, 53706497, 161119491, 177644567, 483358473, 532933701, 1598801103, 2309379371, 6928138113, 20784414339]

約数ペア:

[(1, 20784414339), (3, 6928138113), (9, 2309379371), (13, 1598801103), (39, 532933701), (43, 483358473), (117, 177644567), (129, 161119491), (387, 53706497), (557, 37314927), (559, 37181421), (1671, 12438309), (1677, 12393807), (5013, 4146103), (5031, 4131269), (7241, 2870379), (7417, 2802267), (21723, 956793), (22251, 934089), (23951, 867789), (65169, 318931), (66753, 311363), (71853, 289263), (96421, 215559)]