2013151821

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{4649}}^1$

素因数の和:4849

約数の個数: 32

約数和(自身を含む): 2892672000

約数和(自身を除く): 879520179

約数列:

[1, 3, 19, 57, 71, 107, 213, 321, 1349, 2033, 4047, 4649, 6099, 7597, 13947, 22791, 88331, 144343, 264993, 330079, 433029, 497443, 990237, 1492329, 6271501, 9451417, 18814503, 28354251, 35318453, 105955359, 671050607, 2013151821]

約数ペア:

[(1, 2013151821), (3, 671050607), (19, 105955359), (57, 35318453), (71, 28354251), (107, 18814503), (213, 9451417), (321, 6271501), (1349, 1492329), (2033, 990237), (4047, 497443), (4649, 433029), (6099, 330079), (7597, 264993), (13947, 144343), (22791, 88331)]