20659644

素因数分解:

$2^2\times 3^3\times {\mathrm{233}}^1\times {\mathrm{821}}^1$

素因数の和:1067

約数の個数: 48

約数和(自身を含む): 53857440

約数和(自身を除く): 33197796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 233, 466, 699, 821, 932, 1398, 1642, 2097, 2463, 2796, 3284, 4194, 4926, 6291, 7389, 8388, 9852, 12582, 14778, 22167, 25164, 29556, 44334, 88668, 191293, 382586, 573879, 765172, 1147758, 1721637, 2295516, 3443274, 5164911, 6886548, 10329822, 20659644]

約数ペア:

[(1, 20659644), (2, 10329822), (3, 6886548), (4, 5164911), (6, 3443274), (9, 2295516), (12, 1721637), (18, 1147758), (27, 765172), (36, 573879), (54, 382586), (108, 191293), (233, 88668), (466, 44334), (699, 29556), (821, 25164), (932, 22167), (1398, 14778), (1642, 12582), (2097, 9852), (2463, 8388), (2796, 7389), (3284, 6291), (4194, 4926)]