1999912431

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3189653}}^1$

素因数の和:3189686

約数の個数: 16

約数和(自身を含む): 3062067840

約数和(自身を除く): 1062155409

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 3189653, 9568959, 35086183, 60603407, 105258549, 181810221, 666637477, 1999912431]

約数ペア:

[(1, 1999912431), (3, 666637477), (11, 181810221), (19, 105258549), (33, 60603407), (57, 35086183), (209, 9568959), (627, 3189653)]