20455227

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 33015360

約数和(自身を除く): 12560133

約数列:

[1, 3, 9, 13, 27, 39, 101, 117, 303, 351, 577, 909, 1313, 1731, 2727, 3939, 5193, 7501, 11817, 15579, 22503, 35451, 58277, 67509, 174831, 202527, 524493, 757601, 1573479, 2272803, 6818409, 20455227]

約数ペア:

[(1, 20455227), (3, 6818409), (9, 2272803), (13, 1573479), (27, 757601), (39, 524493), (101, 202527), (117, 174831), (303, 67509), (351, 58277), (577, 35451), (909, 22503), (1313, 15579), (1731, 11817), (2727, 7501), (3939, 5193)]