2018640789

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{1123}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 3243162624

約数和(自身を除く): 1224521835

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 271, 603, 737, 813, 1123, 2211, 2439, 2981, 3369, 6633, 8943, 10107, 12353, 18157, 26829, 37059, 54471, 75241, 111177, 163413, 199727, 225723, 304333, 599181, 677169, 827651, 912999, 1797543, 2482953, 2738997, 3347663, 7448859, 10042989, 20390311, 30128967, 61170933, 183512799, 224293421, 672880263, 2018640789]

約数ペア:

[(1, 2018640789), (3, 672880263), (9, 224293421), (11, 183512799), (33, 61170933), (67, 30128967), (99, 20390311), (201, 10042989), (271, 7448859), (603, 3347663), (737, 2738997), (813, 2482953), (1123, 1797543), (2211, 912999), (2439, 827651), (2981, 677169), (3369, 599181), (6633, 304333), (8943, 225723), (10107, 199727), (12353, 163413), (18157, 111177), (26829, 75241), (37059, 54471)]