20576478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1051}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 44537472

約数和(自身を除く): 23960994

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 251, 502, 753, 1051, 1506, 2102, 3153, 3263, 6306, 6526, 9789, 13663, 19578, 27326, 40989, 81978, 263801, 527602, 791403, 1582806, 3429413, 6858826, 10288239, 20576478]

約数ペア:

[(1, 20576478), (2, 10288239), (3, 6858826), (6, 3429413), (13, 1582806), (26, 791403), (39, 527602), (78, 263801), (251, 81978), (502, 40989), (753, 27326), (1051, 19578), (1506, 13663), (2102, 9789), (3153, 6526), (3263, 6306)]