20172033021

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1607}}^1\times {\mathrm{13901}}^1$

素因数の和:15561

約数の個数: 32

約数和(自身を含む): 31475017728

約数和(自身を除く): 11302984707

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 1607, 4821, 11249, 13901, 33747, 41703, 69101, 97307, 207303, 291921, 483707, 597743, 1451121, 1793229, 4184201, 12552603, 22338907, 67016721, 156372349, 469117047, 960573001, 2881719003, 6724011007, 20172033021]

約数ペア:

[(1, 20172033021), (3, 6724011007), (7, 2881719003), (21, 960573001), (43, 469117047), (129, 156372349), (301, 67016721), (903, 22338907), (1607, 12552603), (4821, 4184201), (11249, 1793229), (13901, 1451121), (33747, 597743), (41703, 483707), (69101, 291921), (97307, 207303)]