19169946

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1708

約数の個数: 40

約数和(自身を含む): 43570164

約数和(自身を除く): 24400218

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1621, 1971, 3242, 3942, 4863, 5913, 9726, 11826, 14589, 29178, 43767, 87534, 118333, 131301, 236666, 262602, 354999, 709998, 1064997, 2129994, 3194991, 6389982, 9584973, 19169946]

約数ペア:

[(1, 19169946), (2, 9584973), (3, 6389982), (6, 3194991), (9, 2129994), (18, 1064997), (27, 709998), (54, 354999), (73, 262602), (81, 236666), (146, 131301), (162, 118333), (219, 87534), (438, 43767), (657, 29178), (1314, 14589), (1621, 11826), (1971, 9726), (3242, 5913), (3942, 4863)]