20851919436

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1252819}}^1$

素因数の和:1252918

約数の個数: 48

約数和(自身を含む): 51916860800

約数和(自身を除く): 31064941364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 114, 146, 219, 228, 292, 438, 876, 1387, 2774, 4161, 5548, 8322, 16644, 1252819, 2505638, 3758457, 5011276, 7516914, 15033828, 23803561, 47607122, 71410683, 91455787, 95214244, 142821366, 182911574, 274367361, 285642732, 365823148, 548734722, 1097469444, 1737659953, 3475319906, 5212979859, 6950639812, 10425959718, 20851919436]

約数ペア:

[(1, 20851919436), (2, 10425959718), (3, 6950639812), (4, 5212979859), (6, 3475319906), (12, 1737659953), (19, 1097469444), (38, 548734722), (57, 365823148), (73, 285642732), (76, 274367361), (114, 182911574), (146, 142821366), (219, 95214244), (228, 91455787), (292, 71410683), (438, 47607122), (876, 23803561), (1387, 15033828), (2774, 7516914), (4161, 5011276), (5548, 3758457), (8322, 2505638), (16644, 1252819)]