19398896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110221}}^1$

素因数の和:110240

約数の個数: 20

約数和(自身を含む): 41002584

約数和(自身を除く): 21603688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110221, 220442, 440884, 881768, 1212431, 1763536, 2424862, 4849724, 9699448, 19398896]

約数ペア:

[(1, 19398896), (2, 9699448), (4, 4849724), (8, 2424862), (11, 1763536), (16, 1212431), (22, 881768), (44, 440884), (88, 220442), (176, 110221)]