1813396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 3501344

約数和(自身を除く): 1687948

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 811, 1118, 1622, 2236, 3244, 10543, 21086, 34873, 42172, 69746, 139492, 453349, 906698, 1813396]

約数ペア:

[(1, 1813396), (2, 906698), (4, 453349), (13, 139492), (26, 69746), (43, 42172), (52, 34873), (86, 21086), (172, 10543), (559, 3244), (811, 2236), (1118, 1622)]