19516112

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 50211072

約数和(自身を除く): 30694960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 73, 77, 88, 98, 112, 124, 146, 154, 176, 196, 217, 248, 292, 308, 341, 392, 434, 496, 511, 539, 584, 616, 682, 784, 803, 868, 1022, 1078, 1168, 1232, 1364, 1519, 1606, 1736, 2044, 2156, 2263, 2387, 2728, 3038, 3212, 3472, 3577, 4088, 4312, 4526, 4774, 5456, 5621, 6076, 6424, 7154, 8176, 8624, 9052, 9548, 11242, 12152, 12848, 14308, 15841, 16709, 18104, 19096, 22484, 24304, 24893, 28616, 31682, 33418, 36208, 38192, 39347, 44968, 49786, 57232, 63364, 66836, 78694, 89936, 99572, 110887, 126728, 133672, 157388, 174251, 199144, 221774, 253456, 267344, 314776, 348502, 398288, 443548, 629552, 697004, 887096, 1219757, 1394008, 1774192, 2439514, 2788016, 4879028, 9758056, 19516112]

約数ペア:

[(1, 19516112), (2, 9758056), (4, 4879028), (7, 2788016), (8, 2439514), (11, 1774192), (14, 1394008), (16, 1219757), (22, 887096), (28, 697004), (31, 629552), (44, 443548), (49, 398288), (56, 348502), (62, 314776), (73, 267344), (77, 253456), (88, 221774), (98, 199144), (112, 174251), (124, 157388), (146, 133672), (154, 126728), (176, 110887), (196, 99572), (217, 89936), (248, 78694), (292, 66836), (308, 63364), (341, 57232), (392, 49786), (434, 44968), (496, 39347), (511, 38192), (539, 36208), (584, 33418), (616, 31682), (682, 28616), (784, 24893), (803, 24304), (868, 22484), (1022, 19096), (1078, 18104), (1168, 16709), (1232, 15841), (1364, 14308), (1519, 12848), (1606, 12152), (1736, 11242), (2044, 9548), (2156, 9052), (2263, 8624), (2387, 8176), (2728, 7154), (3038, 6424), (3212, 6076), (3472, 5621), (3577, 5456), (4088, 4774), (4312, 4526)]