17920916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4721}}^1$

素因数の和:4811

約数の個数: 24

約数和(自身を含む): 34243944

約数和(自身を除く): 16323028

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 4721, 9442, 18884, 61373, 122746, 245492, 344633, 689266, 1378532, 4480229, 8960458, 17920916]

約数ペア:

[(1, 17920916), (2, 8960458), (4, 4480229), (13, 1378532), (26, 689266), (52, 344633), (73, 245492), (146, 122746), (292, 61373), (949, 18884), (1898, 9442), (3796, 4721)]