16281944

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 20489896

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 83, 113, 124, 166, 217, 226, 248, 332, 434, 452, 581, 664, 791, 868, 904, 1162, 1582, 1736, 2324, 2573, 3164, 3503, 4648, 5146, 6328, 7006, 9379, 10292, 14012, 18011, 18758, 20584, 24521, 28024, 36022, 37516, 49042, 65653, 72044, 75032, 98084, 131306, 144088, 196168, 262612, 290749, 525224, 581498, 1162996, 2035243, 2325992, 4070486, 8140972, 16281944]

約数ペア:

[(1, 16281944), (2, 8140972), (4, 4070486), (7, 2325992), (8, 2035243), (14, 1162996), (28, 581498), (31, 525224), (56, 290749), (62, 262612), (83, 196168), (113, 144088), (124, 131306), (166, 98084), (217, 75032), (226, 72044), (248, 65653), (332, 49042), (434, 37516), (452, 36022), (581, 28024), (664, 24521), (791, 20584), (868, 18758), (904, 18011), (1162, 14012), (1582, 10292), (1736, 9379), (2324, 7006), (2573, 6328), (3164, 5146), (3503, 4648)]