19587568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1262

約数の個数: 80

約数和(自身を含む): 50996736

約数和(自身を除く): 31409168

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1223, 1232, 1456, 2002, 2288, 2446, 4004, 4892, 8008, 8561, 9784, 13453, 15899, 16016, 17122, 19568, 26906, 31798, 34244, 53812, 63596, 68488, 94171, 107624, 111293, 127192, 136976, 174889, 188342, 215248, 222586, 254384, 349778, 376684, 445172, 699556, 753368, 890344, 1224223, 1399112, 1506736, 1780688, 2448446, 2798224, 4896892, 9793784, 19587568]

約数ペア:

[(1, 19587568), (2, 9793784), (4, 4896892), (7, 2798224), (8, 2448446), (11, 1780688), (13, 1506736), (14, 1399112), (16, 1224223), (22, 890344), (26, 753368), (28, 699556), (44, 445172), (52, 376684), (56, 349778), (77, 254384), (88, 222586), (91, 215248), (104, 188342), (112, 174889), (143, 136976), (154, 127192), (176, 111293), (182, 107624), (208, 94171), (286, 68488), (308, 63596), (364, 53812), (572, 34244), (616, 31798), (728, 26906), (1001, 19568), (1144, 17122), (1223, 16016), (1232, 15899), (1456, 13453), (2002, 9784), (2288, 8561), (2446, 8008), (4004, 4892)]