220160824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{4159}}^1$

素因数の和:4687

約数の個数: 32

約数和(自身を含む): 445536000

約数和(自身を除く): 225375176

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 509, 1018, 2036, 4072, 4159, 6617, 8318, 13234, 16636, 26468, 33272, 52936, 54067, 108134, 216268, 432536, 2116931, 4233862, 8467724, 16935448, 27520103, 55040206, 110080412, 220160824]

約数ペア:

[(1, 220160824), (2, 110080412), (4, 55040206), (8, 27520103), (13, 16935448), (26, 8467724), (52, 4233862), (104, 2116931), (509, 432536), (1018, 216268), (2036, 108134), (4072, 54067), (4159, 52936), (6617, 33272), (8318, 26468), (13234, 16636)]