19994618156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263087081}}^1$

素因数の和:263087104

約数の個数: 12

約数和(自身を含む): 36832191480

約数和(自身を除く): 16837573324

約数列:

[1, 2, 4, 19, 38, 76, 263087081, 526174162, 1052348324, 4998654539, 9997309078, 19994618156]

約数ペア:

[(1, 19994618156), (2, 9997309078), (4, 4998654539), (19, 1052348324), (38, 526174162), (76, 263087081)]