20598539

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 2625781

約数列:

[1, 13, 31, 79, 403, 647, 1027, 2449, 8411, 20057, 31837, 51113, 260741, 664469, 1584503, 20598539]

約数ペア:

[(1, 20598539), (13, 1584503), (31, 664469), (79, 260741), (403, 51113), (647, 31837), (1027, 20057), (2449, 8411)]