20602478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14951}}^1$

素因数の和:15019

約数の個数: 16

約数和(自身を含む): 33911136

約数和(自身を除く): 13308658

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14951, 29902, 194363, 388726, 792403, 1584806, 10301239, 20602478]

約数ペア:

[(1, 20602478), (2, 10301239), (13, 1584806), (26, 792403), (53, 388726), (106, 194363), (689, 29902), (1378, 14951)]