19969488

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1801}}^1$

素因数の和:1833

約数の個数: 120

約数和(自身を含む): 69715776

約数和(自身を除く): 49746288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 126, 132, 144, 154, 168, 176, 198, 231, 252, 264, 308, 336, 396, 462, 504, 528, 616, 693, 792, 924, 1008, 1232, 1386, 1584, 1801, 1848, 2772, 3602, 3696, 5403, 5544, 7204, 10806, 11088, 12607, 14408, 16209, 19811, 21612, 25214, 28816, 32418, 37821, 39622, 43224, 50428, 59433, 64836, 75642, 79244, 86448, 100856, 113463, 118866, 129672, 138677, 151284, 158488, 178299, 201712, 226926, 237732, 259344, 277354, 302568, 316976, 356598, 416031, 453852, 475464, 554708, 605136, 713196, 832062, 907704, 950928, 1109416, 1248093, 1426392, 1664124, 1815408, 2218832, 2496186, 2852784, 3328248, 4992372, 6656496, 9984744, 19969488]

約数ペア:

[(1, 19969488), (2, 9984744), (3, 6656496), (4, 4992372), (6, 3328248), (7, 2852784), (8, 2496186), (9, 2218832), (11, 1815408), (12, 1664124), (14, 1426392), (16, 1248093), (18, 1109416), (21, 950928), (22, 907704), (24, 832062), (28, 713196), (33, 605136), (36, 554708), (42, 475464), (44, 453852), (48, 416031), (56, 356598), (63, 316976), (66, 302568), (72, 277354), (77, 259344), (84, 237732), (88, 226926), (99, 201712), (112, 178299), (126, 158488), (132, 151284), (144, 138677), (154, 129672), (168, 118866), (176, 113463), (198, 100856), (231, 86448), (252, 79244), (264, 75642), (308, 64836), (336, 59433), (396, 50428), (462, 43224), (504, 39622), (528, 37821), (616, 32418), (693, 28816), (792, 25214), (924, 21612), (1008, 19811), (1232, 16209), (1386, 14408), (1584, 12607), (1801, 11088), (1848, 10806), (2772, 7204), (3602, 5544), (3696, 5403)]