11920605

素因数分解:

$3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2539}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 19141440

約数和(自身を除く): 7220835

約数列:

[1, 3, 5, 15, 313, 939, 1565, 2539, 4695, 7617, 12695, 38085, 794707, 2384121, 3973535, 11920605]

約数ペア:

[(1, 11920605), (3, 3973535), (5, 2384121), (15, 794707), (313, 38085), (939, 12695), (1565, 7617), (2539, 4695)]