20300896

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 108

約数和(自身を含む): 51581124

約数和(自身を除く): 31280228

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 107, 112, 121, 154, 176, 196, 214, 224, 242, 308, 352, 392, 428, 484, 539, 616, 749, 784, 847, 856, 968, 1078, 1177, 1232, 1498, 1568, 1694, 1712, 1936, 2156, 2354, 2464, 2996, 3388, 3424, 3872, 4312, 4708, 5243, 5929, 5992, 6776, 8239, 8624, 9416, 10486, 11858, 11984, 12947, 13552, 16478, 17248, 18832, 20972, 23716, 23968, 25894, 27104, 32956, 37664, 41944, 47432, 51788, 57673, 65912, 83888, 90629, 94864, 103576, 115346, 131824, 167776, 181258, 189728, 207152, 230692, 263648, 362516, 414304, 461384, 634403, 725032, 922768, 1268806, 1450064, 1845536, 2537612, 2900128, 5075224, 10150448, 20300896]

約数ペア:

[(1, 20300896), (2, 10150448), (4, 5075224), (7, 2900128), (8, 2537612), (11, 1845536), (14, 1450064), (16, 1268806), (22, 922768), (28, 725032), (32, 634403), (44, 461384), (49, 414304), (56, 362516), (77, 263648), (88, 230692), (98, 207152), (107, 189728), (112, 181258), (121, 167776), (154, 131824), (176, 115346), (196, 103576), (214, 94864), (224, 90629), (242, 83888), (308, 65912), (352, 57673), (392, 51788), (428, 47432), (484, 41944), (539, 37664), (616, 32956), (749, 27104), (784, 25894), (847, 23968), (856, 23716), (968, 20972), (1078, 18832), (1177, 17248), (1232, 16478), (1498, 13552), (1568, 12947), (1694, 11984), (1712, 11858), (1936, 10486), (2156, 9416), (2354, 8624), (2464, 8239), (2996, 6776), (3388, 5992), (3424, 5929), (3872, 5243), (4312, 4708)]