20492099888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98519711}}^1$

素因数の和:98519732

約数の個数: 20

約数和(自身を含む): 42757555008

約数和(自身を除く): 22265455120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98519711, 197039422, 394078844, 788157688, 1280756243, 1576315376, 2561512486, 5123024972, 10246049944, 20492099888]

約数ペア:

[(1, 20492099888), (2, 10246049944), (4, 5123024972), (8, 2561512486), (13, 1576315376), (16, 1280756243), (26, 788157688), (52, 394078844), (104, 197039422), (208, 98519711)]