20442906

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 30741318

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 67, 69, 99, 134, 138, 198, 201, 207, 253, 402, 414, 506, 603, 737, 759, 1206, 1474, 1518, 1541, 2211, 2277, 3082, 4422, 4489, 4554, 4623, 6633, 8978, 9246, 13266, 13467, 13869, 16951, 26934, 27738, 33902, 40401, 49379, 50853, 80802, 98758, 101706, 103247, 148137, 152559, 206494, 296274, 305118, 309741, 444411, 619482, 888822, 929223, 1135717, 1858446, 2271434, 3407151, 6814302, 10221453, 20442906]

約数ペア:

[(1, 20442906), (2, 10221453), (3, 6814302), (6, 3407151), (9, 2271434), (11, 1858446), (18, 1135717), (22, 929223), (23, 888822), (33, 619482), (46, 444411), (66, 309741), (67, 305118), (69, 296274), (99, 206494), (134, 152559), (138, 148137), (198, 103247), (201, 101706), (207, 98758), (253, 80802), (402, 50853), (414, 49379), (506, 40401), (603, 33902), (737, 27738), (759, 26934), (1206, 16951), (1474, 13869), (1518, 13467), (1541, 13266), (2211, 9246), (2277, 8978), (3082, 6633), (4422, 4623), (4489, 4554)]