19048095

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 18553185

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 101, 127, 135, 165, 297, 303, 381, 495, 505, 635, 909, 1111, 1143, 1397, 1485, 1515, 1905, 2727, 3333, 3429, 4191, 4545, 5555, 5715, 6985, 9999, 12573, 12827, 13635, 16665, 17145, 20955, 29997, 37719, 38481, 49995, 62865, 64135, 115443, 141097, 149985, 188595, 192405, 346329, 423291, 577215, 705485, 1269873, 1731645, 2116455, 3809619, 6349365, 19048095]

約数ペア:

[(1, 19048095), (3, 6349365), (5, 3809619), (9, 2116455), (11, 1731645), (15, 1269873), (27, 705485), (33, 577215), (45, 423291), (55, 346329), (99, 192405), (101, 188595), (127, 149985), (135, 141097), (165, 115443), (297, 64135), (303, 62865), (381, 49995), (495, 38481), (505, 37719), (635, 29997), (909, 20955), (1111, 17145), (1143, 16665), (1397, 13635), (1485, 12827), (1515, 12573), (1905, 9999), (2727, 6985), (3333, 5715), (3429, 5555), (4191, 4545)]