18794726

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 31008960

約数和(自身を除く): 12214234

約数列:

[1, 2, 23, 29, 46, 58, 73, 146, 193, 386, 667, 1334, 1679, 2117, 3358, 4234, 4439, 5597, 8878, 11194, 14089, 28178, 48691, 97382, 128731, 257462, 324047, 408581, 648094, 817162, 9397363, 18794726]

約数ペア:

[(1, 18794726), (2, 9397363), (23, 817162), (29, 648094), (46, 408581), (58, 324047), (73, 257462), (146, 128731), (193, 97382), (386, 48691), (667, 28178), (1334, 14089), (1679, 11194), (2117, 8878), (3358, 5597), (4234, 4439)]