16291984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 33848280

約数和(自身を除く): 17556296

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 673, 712, 1346, 1424, 1513, 2692, 3026, 5384, 6052, 10768, 11441, 12104, 22882, 24208, 45764, 59897, 91528, 119794, 183056, 239588, 479176, 958352, 1018249, 2036498, 4072996, 8145992, 16291984]

約数ペア:

[(1, 16291984), (2, 8145992), (4, 4072996), (8, 2036498), (16, 1018249), (17, 958352), (34, 479176), (68, 239588), (89, 183056), (136, 119794), (178, 91528), (272, 59897), (356, 45764), (673, 24208), (712, 22882), (1346, 12104), (1424, 11441), (1513, 10768), (2692, 6052), (3026, 5384)]