20783322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{587}}^1$

素因数の和:883

約数の個数: 48

約数和(自身を含む): 51734592

約数和(自身を除く): 30951270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 281, 562, 587, 843, 1174, 1686, 1761, 1967, 2529, 3522, 3934, 4109, 5058, 5283, 5901, 8218, 10566, 11802, 12327, 17703, 24654, 35406, 36981, 73962, 164947, 329894, 494841, 989682, 1154629, 1484523, 2309258, 2969046, 3463887, 6927774, 10391661, 20783322]

約数ペア:

[(1, 20783322), (2, 10391661), (3, 6927774), (6, 3463887), (7, 2969046), (9, 2309258), (14, 1484523), (18, 1154629), (21, 989682), (42, 494841), (63, 329894), (126, 164947), (281, 73962), (562, 36981), (587, 35406), (843, 24654), (1174, 17703), (1686, 12327), (1761, 11802), (1967, 10566), (2529, 8218), (3522, 5901), (3934, 5283), (4109, 5058)]