18218824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5651}}^1$

素因数の和:5701

約数の個数: 32

約数和(自身を含む): 37981440

約数和(自身を除く): 19762616

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 5651, 11302, 22604, 45208, 73463, 146926, 175181, 293852, 350362, 587704, 700724, 1401448, 2277353, 4554706, 9109412, 18218824]

約数ペア:

[(1, 18218824), (2, 9109412), (4, 4554706), (8, 2277353), (13, 1401448), (26, 700724), (31, 587704), (52, 350362), (62, 293852), (104, 175181), (124, 146926), (248, 73463), (403, 45208), (806, 22604), (1612, 11302), (3224, 5651)]