1900194921

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{11112251}}^1$

素因数の和:11112276

約数の個数: 12

約数和(自身を含む): 2889185520

約数和(自身を除く): 988990599

約数列:

[1, 3, 9, 19, 57, 171, 11112251, 33336753, 100010259, 211132769, 633398307, 1900194921]

約数ペア:

[(1, 1900194921), (3, 633398307), (9, 211132769), (19, 100010259), (57, 33336753), (171, 11112251)]