19971330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6863}}^1$

素因数の和:6970

約数の個数: 32

約数和(自身を含む): 48432384

約数和(自身を除く): 28461054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 6863, 13726, 20589, 34315, 41178, 68630, 102945, 205890, 665711, 1331422, 1997133, 3328555, 3994266, 6657110, 9985665, 19971330]

約数ペア:

[(1, 19971330), (2, 9985665), (3, 6657110), (5, 3994266), (6, 3328555), (10, 1997133), (15, 1331422), (30, 665711), (97, 205890), (194, 102945), (291, 68630), (485, 41178), (582, 34315), (970, 20589), (1455, 13726), (2910, 6863)]