18949894655

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{2141}}^1\times {\mathrm{47843}}^1$

素因数の和:50026

約数の個数: 16

約数和(自身を含む): 23365861344

約数和(自身を除く): 4415966689

約数列:

[1, 5, 37, 185, 2141, 10705, 47843, 79217, 239215, 396085, 1770191, 8850955, 102431863, 512159315, 3789978931, 18949894655]

約数ペア:

[(1, 18949894655), (5, 3789978931), (37, 512159315), (185, 102431863), (2141, 8850955), (10705, 1770191), (47843, 396085), (79217, 239215)]