19677512

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{467}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 38750400

約数和(自身を除く): 19072888

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 229, 458, 467, 916, 934, 1832, 1868, 3736, 5267, 10534, 10741, 21068, 21482, 42136, 42964, 85928, 106943, 213886, 427772, 855544, 2459689, 4919378, 9838756, 19677512]

約数ペア:

[(1, 19677512), (2, 9838756), (4, 4919378), (8, 2459689), (23, 855544), (46, 427772), (92, 213886), (184, 106943), (229, 85928), (458, 42964), (467, 42136), (916, 21482), (934, 21068), (1832, 10741), (1868, 10534), (3736, 5267)]