20121328035

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{32371}}^1$

素因数の和:33128

約数の個数: 48

約数和(自身を含む): 36764232960

約数和(自身を除く): 16642904925

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 727, 855, 2181, 3635, 6543, 10905, 13813, 32371, 32715, 41439, 69065, 97113, 124317, 161855, 207195, 291339, 485565, 615049, 621585, 1456695, 1845147, 3075245, 5535441, 9225735, 23533717, 27677205, 70601151, 117668585, 211803453, 353005755, 447140623, 1059017265, 1341421869, 2235703115, 4024265607, 6707109345, 20121328035]

約数ペア:

[(1, 20121328035), (3, 6707109345), (5, 4024265607), (9, 2235703115), (15, 1341421869), (19, 1059017265), (45, 447140623), (57, 353005755), (95, 211803453), (171, 117668585), (285, 70601151), (727, 27677205), (855, 23533717), (2181, 9225735), (3635, 5535441), (6543, 3075245), (10905, 1845147), (13813, 1456695), (32371, 621585), (32715, 615049), (41439, 485565), (69065, 291339), (97113, 207195), (124317, 161855)]