20216966466

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{256567}}^1$

素因数の和:257166

約数の個数: 32

約数和(自身を含む): 42265986048

約数和(自身を除く): 22049019582

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 571, 1142, 1713, 3426, 13133, 26266, 39399, 78798, 256567, 513134, 769701, 1539402, 5901041, 11802082, 17703123, 35406246, 146499757, 292999514, 439499271, 878998542, 3369494411, 6738988822, 10108483233, 20216966466]

約数ペア:

[(1, 20216966466), (2, 10108483233), (3, 6738988822), (6, 3369494411), (23, 878998542), (46, 439499271), (69, 292999514), (138, 146499757), (571, 35406246), (1142, 17703123), (1713, 11802082), (3426, 5901041), (13133, 1539402), (26266, 769701), (39399, 513134), (78798, 256567)]