2051279177335

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{1999}}^1\times {\mathrm{18917}}^1$

素因数の和:21511

約数の個数: 32

約数和(自身を含む): 2597063040000

約数和(自身を除く): 545783862665

約数列:

[1, 5, 19, 95, 571, 1999, 2855, 9995, 10849, 18917, 37981, 54245, 94585, 189905, 359423, 1141429, 1797115, 5707145, 10801607, 21687151, 37815083, 54008035, 108435755, 189075415, 205230533, 718486577, 1026152665, 3592432885, 21592412393, 107962061965, 410255835467, 2051279177335]

約数ペア:

[(1, 2051279177335), (5, 410255835467), (19, 107962061965), (95, 21592412393), (571, 3592432885), (1999, 1026152665), (2855, 718486577), (9995, 205230533), (10849, 189075415), (18917, 108435755), (37981, 54008035), (54245, 37815083), (94585, 21687151), (189905, 10801607), (359423, 5707145), (1141429, 1797115)]