19174947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13513}}^1$

素因数の和:13570

約数の個数: 16

約数和(自身を含む): 28541568

約数和(自身を除く): 9366621

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 13513, 40539, 148643, 445929, 581059, 1743177, 6391649, 19174947]

約数ペア:

[(1, 19174947), (3, 6391649), (11, 1743177), (33, 581059), (43, 445929), (129, 148643), (473, 40539), (1419, 13513)]