2000420919

素因数分解:

$3^2\times 7^1\times {\mathrm{1607}}^1\times {\mathrm{19759}}^1$

素因数の和:21379

約数の個数: 24

約数和(自身を含む): 3304504320

約数和(自身を除く): 1304083401

約数列:

[1, 3, 7, 9, 21, 63, 1607, 4821, 11249, 14463, 19759, 33747, 59277, 101241, 138313, 177831, 414939, 1244817, 31752713, 95258139, 222268991, 285774417, 666806973, 2000420919]

約数ペア:

[(1, 2000420919), (3, 666806973), (7, 285774417), (9, 222268991), (21, 95258139), (63, 31752713), (1607, 1244817), (4821, 414939), (11249, 177831), (14463, 138313), (19759, 101241), (33747, 59277)]