2019939255

素因数分解:

$3^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{37313}}^1$

素因数の和:37728

約数の個数: 32

約数和(自身を含む): 3600054720

約数和(自身を除く): 1580115465

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 401, 1203, 2005, 3609, 6015, 10827, 18045, 37313, 54135, 111939, 186565, 335817, 559695, 1007451, 1679085, 5037255, 14962513, 44887539, 74812565, 134662617, 224437695, 403987851, 673313085, 2019939255]

約数ペア:

[(1, 2019939255), (3, 673313085), (5, 403987851), (9, 224437695), (15, 134662617), (27, 74812565), (45, 44887539), (135, 14962513), (401, 5037255), (1203, 1679085), (2005, 1007451), (3609, 559695), (6015, 335817), (10827, 186565), (18045, 111939), (37313, 54135)]