2009017894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1\times {\mathrm{3463}}^1$

素因数の和:3952

約数の個数: 32

約数和(自身を含む): 3315380544

約数和(自身を除く): 1306362650

約数列:

[1, 2, 13, 26, 53, 106, 421, 689, 842, 1378, 3463, 5473, 6926, 10946, 22313, 44626, 45019, 90038, 183539, 290069, 367078, 580138, 1457923, 2386007, 2915846, 4772014, 18952999, 37905998, 77269919, 154539838, 1004508947, 2009017894]

約数ペア:

[(1, 2009017894), (2, 1004508947), (13, 154539838), (26, 77269919), (53, 37905998), (106, 18952999), (421, 4772014), (689, 2915846), (842, 2386007), (1378, 1457923), (3463, 580138), (5473, 367078), (6926, 290069), (10946, 183539), (22313, 90038), (44626, 45019)]