19151946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 45590688

約数和(自身を除く): 26438742

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 197, 198, 394, 491, 591, 982, 1182, 1473, 1773, 2167, 2946, 3546, 4334, 4419, 5401, 6501, 8838, 10802, 13002, 16203, 19503, 32406, 39006, 48609, 96727, 97218, 193454, 290181, 580362, 870543, 1063997, 1741086, 2127994, 3191991, 6383982, 9575973, 19151946]

約数ペア:

[(1, 19151946), (2, 9575973), (3, 6383982), (6, 3191991), (9, 2127994), (11, 1741086), (18, 1063997), (22, 870543), (33, 580362), (66, 290181), (99, 193454), (197, 97218), (198, 96727), (394, 48609), (491, 39006), (591, 32406), (982, 19503), (1182, 16203), (1473, 13002), (1773, 10802), (2167, 8838), (2946, 6501), (3546, 5401), (4334, 4419)]