20363642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10729}}^1$

素因数の和:10817

約数の個数: 16

約数和(自身を含む): 33348840

約数和(自身を除く): 12985198

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10729, 21458, 139477, 278954, 783217, 1566434, 10181821, 20363642]

約数ペア:

[(1, 20363642), (2, 10181821), (13, 1566434), (26, 783217), (73, 278954), (146, 139477), (949, 21458), (1898, 10729)]