11995984

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 32060448

約数和(自身を除く): 20064464

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 107, 112, 143, 154, 176, 182, 196, 208, 214, 286, 308, 364, 392, 428, 539, 572, 616, 637, 728, 749, 784, 856, 1001, 1078, 1144, 1177, 1232, 1274, 1391, 1456, 1498, 1712, 2002, 2156, 2288, 2354, 2548, 2782, 2996, 4004, 4312, 4708, 5096, 5243, 5564, 5992, 7007, 8008, 8239, 8624, 9416, 9737, 10192, 10486, 11128, 11984, 14014, 15301, 16016, 16478, 18832, 19474, 20972, 22256, 28028, 30602, 32956, 38948, 41944, 56056, 57673, 61204, 65912, 68159, 77896, 83888, 107107, 112112, 115346, 122408, 131824, 136318, 155792, 214214, 230692, 244816, 272636, 428428, 461384, 545272, 749749, 856856, 922768, 1090544, 1499498, 1713712, 2998996, 5997992, 11995984]

約数ペア:

[(1, 11995984), (2, 5997992), (4, 2998996), (7, 1713712), (8, 1499498), (11, 1090544), (13, 922768), (14, 856856), (16, 749749), (22, 545272), (26, 461384), (28, 428428), (44, 272636), (49, 244816), (52, 230692), (56, 214214), (77, 155792), (88, 136318), (91, 131824), (98, 122408), (104, 115346), (107, 112112), (112, 107107), (143, 83888), (154, 77896), (176, 68159), (182, 65912), (196, 61204), (208, 57673), (214, 56056), (286, 41944), (308, 38948), (364, 32956), (392, 30602), (428, 28028), (539, 22256), (572, 20972), (616, 19474), (637, 18832), (728, 16478), (749, 16016), (784, 15301), (856, 14014), (1001, 11984), (1078, 11128), (1144, 10486), (1177, 10192), (1232, 9737), (1274, 9416), (1391, 8624), (1456, 8239), (1498, 8008), (1712, 7007), (2002, 5992), (2156, 5564), (2288, 5243), (2354, 5096), (2548, 4708), (2782, 4312), (2996, 4004)]