17658424

素因数分解:

$2^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 38967480

約数和(自身を除く): 21309056

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 392, 421, 428, 749, 842, 856, 1498, 1684, 2947, 2996, 3368, 5243, 5894, 5992, 10486, 11788, 20629, 20972, 23576, 41258, 41944, 45047, 82516, 90094, 165032, 180188, 315329, 360376, 630658, 1261316, 2207303, 2522632, 4414606, 8829212, 17658424]

約数ペア:

[(1, 17658424), (2, 8829212), (4, 4414606), (7, 2522632), (8, 2207303), (14, 1261316), (28, 630658), (49, 360376), (56, 315329), (98, 180188), (107, 165032), (196, 90094), (214, 82516), (392, 45047), (421, 41944), (428, 41258), (749, 23576), (842, 20972), (856, 20629), (1498, 11788), (1684, 10486), (2947, 5992), (2996, 5894), (3368, 5243)]