19021145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 8557735

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 719, 2035, 2405, 3595, 5291, 7909, 9347, 26455, 26603, 39545, 46735, 102817, 133015, 292633, 345839, 514085, 1463165, 1729195, 3804229, 19021145]

約数ペア:

[(1, 19021145), (5, 3804229), (11, 1729195), (13, 1463165), (37, 514085), (55, 345839), (65, 292633), (143, 133015), (185, 102817), (407, 46735), (481, 39545), (715, 26603), (719, 26455), (2035, 9347), (2405, 7909), (3595, 5291)]