19572728

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4211}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 22884232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4211, 4648, 8422, 16844, 29477, 33688, 58954, 117908, 235816, 349513, 699026, 1398052, 2446591, 2796104, 4893182, 9786364, 19572728]

約数ペア:

[(1, 19572728), (2, 9786364), (4, 4893182), (7, 2796104), (8, 2446591), (14, 1398052), (28, 699026), (56, 349513), (83, 235816), (166, 117908), (332, 58954), (581, 33688), (664, 29477), (1162, 16844), (2324, 8422), (4211, 4648)]