19547276

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 43570800

約数和(自身を除く): 24023524

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 181, 196, 203, 266, 362, 406, 532, 551, 724, 812, 931, 1102, 1267, 1421, 1862, 2204, 2534, 2842, 3439, 3724, 3857, 5068, 5249, 5684, 6878, 7714, 8869, 10498, 13756, 15428, 17738, 20996, 24073, 26999, 35476, 36743, 48146, 53998, 73486, 96292, 99731, 107996, 146972, 168511, 199462, 257201, 337022, 398924, 514402, 674044, 698117, 1028804, 1396234, 2792468, 4886819, 9773638, 19547276]

約数ペア:

[(1, 19547276), (2, 9773638), (4, 4886819), (7, 2792468), (14, 1396234), (19, 1028804), (28, 698117), (29, 674044), (38, 514402), (49, 398924), (58, 337022), (76, 257201), (98, 199462), (116, 168511), (133, 146972), (181, 107996), (196, 99731), (203, 96292), (266, 73486), (362, 53998), (406, 48146), (532, 36743), (551, 35476), (724, 26999), (812, 24073), (931, 20996), (1102, 17738), (1267, 15428), (1421, 13756), (1862, 10498), (2204, 8869), (2534, 7714), (2842, 6878), (3439, 5684), (3724, 5249), (3857, 5068)]