19414642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 32559408

約数和(自身を除く): 13144766

約数列:

[1, 2, 13, 26, 53, 73, 106, 146, 193, 386, 689, 949, 1378, 1898, 2509, 3869, 5018, 7738, 10229, 14089, 20458, 28178, 50297, 100594, 132977, 183157, 265954, 366314, 746717, 1493434, 9707321, 19414642]

約数ペア:

[(1, 19414642), (2, 9707321), (13, 1493434), (26, 746717), (53, 366314), (73, 265954), (106, 183157), (146, 132977), (193, 100594), (386, 50297), (689, 28178), (949, 20458), (1378, 14089), (1898, 10229), (2509, 7738), (3869, 5018)]