19253949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 31000704

約数和(自身を除く): 11746755

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1213, 1221, 1443, 3639, 5291, 13343, 15769, 15873, 40029, 44881, 47307, 134643, 173459, 493691, 520377, 583453, 1481073, 1750359, 6417983, 19253949]

約数ペア:

[(1, 19253949), (3, 6417983), (11, 1750359), (13, 1481073), (33, 583453), (37, 520377), (39, 493691), (111, 173459), (143, 134643), (407, 47307), (429, 44881), (481, 40029), (1213, 15873), (1221, 15769), (1443, 13343), (3639, 5291)]