20945156973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10133119}}^1$

素因数の和:10133188

約数の個数: 16

約数和(自身を含む): 30642554880

約数和(自身を除く): 9697397907

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 10133119, 30399357, 131730547, 395191641, 537055307, 1611165921, 6981718991, 20945156973]

約数ペア:

[(1, 20945156973), (3, 6981718991), (13, 1611165921), (39, 537055307), (53, 395191641), (159, 131730547), (689, 30399357), (2067, 10133119)]