20194649972

素因数分解:

$2^2\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{379399}}^1$

素因数の和:381311

約数の個数: 24

約数和(自身を含む): 40410652800

約数和(自身を除く): 20216002828

約数列:

[1, 2, 4, 7, 14, 28, 1901, 3802, 7604, 13307, 26614, 53228, 379399, 758798, 1517596, 2655793, 5311586, 10623172, 721237499, 1442474998, 2884949996, 5048662493, 10097324986, 20194649972]

約数ペア:

[(1, 20194649972), (2, 10097324986), (4, 5048662493), (7, 2884949996), (14, 1442474998), (28, 721237499), (1901, 10623172), (3802, 5311586), (7604, 2655793), (13307, 1517596), (26614, 758798), (53228, 379399)]