19568097

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 29023488

約数和(自身を除く): 9455391

約数列:

[1, 3, 9, 71, 113, 213, 271, 339, 639, 813, 1017, 2439, 8023, 19241, 24069, 30623, 57723, 72207, 91869, 173169, 275607, 2174233, 6522699, 19568097]

約数ペア:

[(1, 19568097), (3, 6522699), (9, 2174233), (71, 275607), (113, 173169), (213, 91869), (271, 72207), (339, 57723), (639, 30623), (813, 24069), (1017, 19241), (2439, 8023)]