1689584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8123}}^1$

素因数の和:8144

約数の個数: 20

約数和(自身を含む): 3525816

約数和(自身を除く): 1836232

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8123, 16246, 32492, 64984, 105599, 129968, 211198, 422396, 844792, 1689584]

約数ペア:

[(1, 1689584), (2, 844792), (4, 422396), (8, 211198), (13, 129968), (16, 105599), (26, 64984), (52, 32492), (104, 16246), (208, 8123)]