20189055909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{28283}}^1$

素因数の和:28617

約数の個数: 32

約数和(自身を含む): 29802737664

約数和(自身を除く): 9613681755

約数列:

[1, 3, 11, 33, 97, 223, 291, 669, 1067, 2453, 3201, 7359, 21631, 28283, 64893, 84849, 237941, 311113, 713823, 933339, 2743451, 6307109, 8230353, 18921327, 30177961, 69378199, 90533883, 208134597, 611789573, 1835368719, 6729685303, 20189055909]

約数ペア:

[(1, 20189055909), (3, 6729685303), (11, 1835368719), (33, 611789573), (97, 208134597), (223, 90533883), (291, 69378199), (669, 30177961), (1067, 18921327), (2453, 8230353), (3201, 6307109), (7359, 2743451), (21631, 933339), (28283, 713823), (64893, 311113), (84849, 237941)]