20153322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 50162112

約数和(自身を除く): 30008790

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 307, 521, 614, 921, 1042, 1563, 1842, 2149, 2763, 3126, 3647, 4298, 4689, 5526, 6447, 7294, 9378, 10941, 12894, 19341, 21882, 32823, 38682, 65646, 159947, 319894, 479841, 959682, 1119629, 1439523, 2239258, 2879046, 3358887, 6717774, 10076661, 20153322]

約数ペア:

[(1, 20153322), (2, 10076661), (3, 6717774), (6, 3358887), (7, 2879046), (9, 2239258), (14, 1439523), (18, 1119629), (21, 959682), (42, 479841), (63, 319894), (126, 159947), (307, 65646), (521, 38682), (614, 32823), (921, 21882), (1042, 19341), (1563, 12894), (1842, 10941), (2149, 9378), (2763, 7294), (3126, 6447), (3647, 5526), (4298, 4689)]