20239208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 41580000

約数和(自身を除く): 21340792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 659, 698, 1318, 1396, 2636, 2792, 3839, 5272, 7249, 7678, 14498, 15356, 28996, 30712, 57992, 229991, 459982, 919964, 1839928, 2529901, 5059802, 10119604, 20239208]

約数ペア:

[(1, 20239208), (2, 10119604), (4, 5059802), (8, 2529901), (11, 1839928), (22, 919964), (44, 459982), (88, 229991), (349, 57992), (659, 30712), (698, 28996), (1318, 15356), (1396, 14498), (2636, 7678), (2792, 7249), (3839, 5272)]