20124887324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{683}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 38775905280

約数和(自身を除く): 18651017956

約数列:

[1, 2, 4, 19, 38, 47, 73, 76, 94, 113, 146, 188, 226, 292, 452, 683, 893, 1366, 1387, 1786, 2147, 2732, 2774, 3431, 3572, 4294, 5311, 5548, 6862, 8249, 8588, 10622, 12977, 13724, 16498, 21244, 25954, 32101, 32996, 49859, 51908, 64202, 65189, 77179, 99718, 100909, 128404, 130378, 154358, 156731, 199436, 201818, 260756, 308716, 313462, 387703, 403636, 609919, 626924, 775406, 947321, 1219838, 1466401, 1550812, 1894642, 2343373, 2439676, 2932802, 3627413, 3789284, 4686746, 5634067, 5865604, 7254826, 7366357, 9373492, 11268134, 14509652, 14732714, 22536268, 29465428, 44524087, 68920847, 89048174, 107047273, 137841694, 178096348, 214094546, 264801149, 275683388, 428189092, 529602298, 1059204596, 5031221831, 10062443662, 20124887324]

約数ペア:

[(1, 20124887324), (2, 10062443662), (4, 5031221831), (19, 1059204596), (38, 529602298), (47, 428189092), (73, 275683388), (76, 264801149), (94, 214094546), (113, 178096348), (146, 137841694), (188, 107047273), (226, 89048174), (292, 68920847), (452, 44524087), (683, 29465428), (893, 22536268), (1366, 14732714), (1387, 14509652), (1786, 11268134), (2147, 9373492), (2732, 7366357), (2774, 7254826), (3431, 5865604), (3572, 5634067), (4294, 4686746), (5311, 3789284), (5548, 3627413), (6862, 2932802), (8249, 2439676), (8588, 2343373), (10622, 1894642), (12977, 1550812), (13724, 1466401), (16498, 1219838), (21244, 947321), (25954, 775406), (32101, 626924), (32996, 609919), (49859, 403636), (51908, 387703), (64202, 313462), (65189, 308716), (77179, 260756), (99718, 201818), (100909, 199436), (128404, 156731), (130378, 154358)]