20783076

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 50972544

約数和(自身を除く): 30189468

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 257, 276, 293, 514, 586, 771, 879, 1028, 1172, 1542, 1758, 3084, 3516, 5911, 6739, 11822, 13478, 17733, 20217, 23644, 26956, 35466, 40434, 70932, 75301, 80868, 150602, 225903, 301204, 451806, 903612, 1731923, 3463846, 5195769, 6927692, 10391538, 20783076]

約数ペア:

[(1, 20783076), (2, 10391538), (3, 6927692), (4, 5195769), (6, 3463846), (12, 1731923), (23, 903612), (46, 451806), (69, 301204), (92, 225903), (138, 150602), (257, 80868), (276, 75301), (293, 70932), (514, 40434), (586, 35466), (771, 26956), (879, 23644), (1028, 20217), (1172, 17733), (1542, 13478), (1758, 11822), (3084, 6739), (3516, 5911)]