19992028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37579}}^1$

素因数の和:37609

約数の個数: 24

約数和(自身を含む): 42089600

約数和(自身を除く): 22097572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37579, 75158, 150316, 263053, 526106, 714001, 1052212, 1428002, 2856004, 4998007, 9996014, 19992028]

約数ペア:

[(1, 19992028), (2, 9996014), (4, 4998007), (7, 2856004), (14, 1428002), (19, 1052212), (28, 714001), (38, 526106), (76, 263053), (133, 150316), (266, 75158), (532, 37579)]