20798946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7177}}^1$

素因数の和:7215

約数の個数: 48

約数和(自身を含む): 53748864

約数和(自身を除く): 32949918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7177, 14354, 21531, 43062, 50239, 64593, 100478, 129186, 150717, 165071, 301434, 330142, 452151, 495213, 904302, 990426, 1155497, 1485639, 2310994, 2971278, 3466491, 6932982, 10399473, 20798946]

約数ペア:

[(1, 20798946), (2, 10399473), (3, 6932982), (6, 3466491), (7, 2971278), (9, 2310994), (14, 1485639), (18, 1155497), (21, 990426), (23, 904302), (42, 495213), (46, 452151), (63, 330142), (69, 301434), (126, 165071), (138, 150717), (161, 129186), (207, 100478), (322, 64593), (414, 50239), (483, 43062), (966, 21531), (1449, 14354), (2898, 7177)]