18768308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5387}}^1$

素因数の和:5471

約数の個数: 24

約数和(自身を含む): 35905632

約数和(自身を除く): 17137324

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5387, 10774, 21548, 70031, 140062, 280124, 360929, 721858, 1443716, 4692077, 9384154, 18768308]

約数ペア:

[(1, 18768308), (2, 9384154), (4, 4692077), (13, 1443716), (26, 721858), (52, 360929), (67, 280124), (134, 140062), (268, 70031), (871, 21548), (1742, 10774), (3484, 5387)]