19684764

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4519}}^1$

素因数の和:4551

約数の個数: 54

約数和(自身を含む): 54705560

約数和(自身を除く): 35020796

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4519, 9038, 13557, 18076, 27114, 40671, 49709, 54228, 81342, 99418, 149127, 162684, 198836, 298254, 447381, 546799, 596508, 894762, 1093598, 1640397, 1789524, 2187196, 3280794, 4921191, 6561588, 9842382, 19684764]

約数ペア:

[(1, 19684764), (2, 9842382), (3, 6561588), (4, 4921191), (6, 3280794), (9, 2187196), (11, 1789524), (12, 1640397), (18, 1093598), (22, 894762), (33, 596508), (36, 546799), (44, 447381), (66, 298254), (99, 198836), (121, 162684), (132, 149127), (198, 99418), (242, 81342), (363, 54228), (396, 49709), (484, 40671), (726, 27114), (1089, 18076), (1452, 13557), (2178, 9038), (4356, 4519)]