19005354928

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1013}}^1\times {\mathrm{1319}}^1$

素因数の和:2474

約数の個数: 80

約数和(自身を含む): 42488709120

約数和(自身を除く): 23483354192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1013, 1016, 1319, 1778, 2026, 2032, 2638, 3556, 4052, 5276, 7091, 7112, 8104, 9233, 10552, 14182, 14224, 16208, 18466, 21104, 28364, 36932, 56728, 73864, 113456, 128651, 147728, 167513, 257302, 335026, 514604, 670052, 900557, 1029208, 1172591, 1336147, 1340104, 1801114, 2058416, 2345182, 2672294, 2680208, 3602228, 4690364, 5344588, 7204456, 9353029, 9380728, 10689176, 14408912, 18706058, 18761456, 21378352, 37412116, 74824232, 149648464, 169690669, 339381338, 678762676, 1187834683, 1357525352, 2375669366, 2715050704, 4751338732, 9502677464, 19005354928]

約数ペア:

[(1, 19005354928), (2, 9502677464), (4, 4751338732), (7, 2715050704), (8, 2375669366), (14, 1357525352), (16, 1187834683), (28, 678762676), (56, 339381338), (112, 169690669), (127, 149648464), (254, 74824232), (508, 37412116), (889, 21378352), (1013, 18761456), (1016, 18706058), (1319, 14408912), (1778, 10689176), (2026, 9380728), (2032, 9353029), (2638, 7204456), (3556, 5344588), (4052, 4690364), (5276, 3602228), (7091, 2680208), (7112, 2672294), (8104, 2345182), (9233, 2058416), (10552, 1801114), (14182, 1340104), (14224, 1336147), (16208, 1172591), (18466, 1029208), (21104, 900557), (28364, 670052), (36932, 514604), (56728, 335026), (73864, 257302), (113456, 167513), (128651, 147728)]