19984944

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 62339760

約数和(自身を除く): 42354816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 49, 56, 58, 84, 87, 98, 112, 116, 147, 168, 174, 196, 203, 232, 293, 294, 336, 348, 392, 406, 464, 586, 588, 609, 696, 784, 812, 879, 1172, 1176, 1218, 1392, 1421, 1624, 1758, 2051, 2344, 2352, 2436, 2842, 3248, 3516, 4102, 4263, 4688, 4872, 5684, 6153, 7032, 8204, 8497, 8526, 9744, 11368, 12306, 14064, 14357, 16408, 16994, 17052, 22736, 24612, 25491, 28714, 32816, 33988, 34104, 43071, 49224, 50982, 57428, 59479, 67976, 68208, 86142, 98448, 101964, 114856, 118958, 135952, 172284, 178437, 203928, 229712, 237916, 344568, 356874, 407856, 416353, 475832, 689136, 713748, 832706, 951664, 1249059, 1427496, 1665412, 2498118, 2854992, 3330824, 4996236, 6661648, 9992472, 19984944]

約数ペア:

[(1, 19984944), (2, 9992472), (3, 6661648), (4, 4996236), (6, 3330824), (7, 2854992), (8, 2498118), (12, 1665412), (14, 1427496), (16, 1249059), (21, 951664), (24, 832706), (28, 713748), (29, 689136), (42, 475832), (48, 416353), (49, 407856), (56, 356874), (58, 344568), (84, 237916), (87, 229712), (98, 203928), (112, 178437), (116, 172284), (147, 135952), (168, 118958), (174, 114856), (196, 101964), (203, 98448), (232, 86142), (293, 68208), (294, 67976), (336, 59479), (348, 57428), (392, 50982), (406, 49224), (464, 43071), (586, 34104), (588, 33988), (609, 32816), (696, 28714), (784, 25491), (812, 24612), (879, 22736), (1172, 17052), (1176, 16994), (1218, 16408), (1392, 14357), (1421, 14064), (1624, 12306), (1758, 11368), (2051, 9744), (2344, 8526), (2352, 8497), (2436, 8204), (2842, 7032), (3248, 6153), (3516, 5684), (4102, 4872), (4263, 4688)]