20550608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98801}}^1$

素因数の和:98822

約数の個数: 20

約数和(自身を含む): 42880068

約数和(自身を除く): 22329460

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98801, 197602, 395204, 790408, 1284413, 1580816, 2568826, 5137652, 10275304, 20550608]

約数ペア:

[(1, 20550608), (2, 10275304), (4, 5137652), (8, 2568826), (13, 1580816), (16, 1284413), (26, 790408), (52, 395204), (104, 197602), (208, 98801)]