13980304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67213}}^1$

素因数の和:67234

約数の個数: 20

約数和(自身を含む): 29170876

約数和(自身を除く): 15190572

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 67213, 134426, 268852, 537704, 873769, 1075408, 1747538, 3495076, 6990152, 13980304]

約数ペア:

[(1, 13980304), (2, 6990152), (4, 3495076), (8, 1747538), (13, 1075408), (16, 873769), (26, 537704), (52, 268852), (104, 134426), (208, 67213)]