919919428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{165811}}^1$

素因数の和:165907

約数の個数: 24

約数和(自身を含む): 1717812320

約数和(自身を除く): 797892892

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 165811, 331622, 663244, 3150409, 6300818, 12104203, 12601636, 24208406, 48416812, 229979857, 459959714, 919919428]

約数ペア:

[(1, 919919428), (2, 459959714), (4, 229979857), (19, 48416812), (38, 24208406), (73, 12601636), (76, 12104203), (146, 6300818), (292, 3150409), (1387, 663244), (2774, 331622), (5548, 165811)]