20090591972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{249647}}^1$

素因数の和:249752

約数の個数: 48

約数和(自身を含む): 40263229440

約数和(自身を除く): 20172637468

約数列:

[1, 2, 4, 11, 22, 31, 44, 59, 62, 118, 124, 236, 341, 649, 682, 1298, 1364, 1829, 2596, 3658, 7316, 20119, 40238, 80476, 249647, 499294, 998588, 2746117, 5492234, 7739057, 10984468, 14729173, 15478114, 29458346, 30956228, 58916692, 85129627, 162020903, 170259254, 324041806, 340518508, 456604363, 648083612, 913208726, 1826417452, 5022647993, 10045295986, 20090591972]

約数ペア:

[(1, 20090591972), (2, 10045295986), (4, 5022647993), (11, 1826417452), (22, 913208726), (31, 648083612), (44, 456604363), (59, 340518508), (62, 324041806), (118, 170259254), (124, 162020903), (236, 85129627), (341, 58916692), (649, 30956228), (682, 29458346), (1298, 15478114), (1364, 14729173), (1829, 10984468), (2596, 7739057), (3658, 5492234), (7316, 2746117), (20119, 998588), (40238, 499294), (80476, 249647)]