19736065791

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{68543}}^1$

素因数の和:68692

約数の個数: 48

約数和(自身を含む): 32335220736

約数和(自身を除く): 12599154945

約数列:

[1, 3, 9, 13, 23, 39, 69, 107, 117, 207, 299, 321, 897, 963, 1391, 2461, 2691, 4173, 7383, 12519, 22149, 31993, 68543, 95979, 205629, 287937, 616887, 891059, 1576489, 2673177, 4729467, 7334101, 8019531, 14188401, 20494357, 22002303, 61483071, 66006909, 95343313, 168684323, 184449213, 286029939, 506052969, 858089817, 1518158907, 2192896199, 6578688597, 19736065791]

約数ペア:

[(1, 19736065791), (3, 6578688597), (9, 2192896199), (13, 1518158907), (23, 858089817), (39, 506052969), (69, 286029939), (107, 184449213), (117, 168684323), (207, 95343313), (299, 66006909), (321, 61483071), (897, 22002303), (963, 20494357), (1391, 14188401), (2461, 8019531), (2691, 7334101), (4173, 4729467), (7383, 2673177), (12519, 1576489), (22149, 891059), (31993, 616887), (68543, 287937), (95979, 205629)]