1789187990

素因数分解:

$2^1\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{110923}}^1$

素因数の和:112543

約数の個数: 16

約数和(自身を含む): 3222564048

約数和(自身を除く): 1433376058

約数列:

[1, 2, 5, 10, 1613, 3226, 8065, 16130, 110923, 221846, 554615, 1109230, 178918799, 357837598, 894593995, 1789187990]

約数ペア:

[(1, 1789187990), (2, 894593995), (5, 357837598), (10, 178918799), (1613, 1109230), (3226, 554615), (8065, 221846), (16130, 110923)]