16691272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8447}}^1$

素因数の和:8485

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 18790328

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 8447, 16894, 33788, 67576, 109811, 160493, 219622, 320986, 439244, 641972, 878488, 1283944, 2086409, 4172818, 8345636, 16691272]

約数ペア:

[(1, 16691272), (2, 8345636), (4, 4172818), (8, 2086409), (13, 1283944), (19, 878488), (26, 641972), (38, 439244), (52, 320986), (76, 219622), (104, 160493), (152, 109811), (247, 67576), (494, 33788), (988, 16894), (1976, 8447)]