20127998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 34013952

約数和(自身を除く): 13885954

約数列:

[1, 2, 11, 22, 73, 83, 146, 151, 166, 302, 803, 913, 1606, 1661, 1826, 3322, 6059, 11023, 12118, 12533, 22046, 25066, 66649, 121253, 133298, 137863, 242506, 275726, 914909, 1829818, 10063999, 20127998]

約数ペア:

[(1, 20127998), (2, 10063999), (11, 1829818), (22, 914909), (73, 275726), (83, 242506), (146, 137863), (151, 133298), (166, 121253), (302, 66649), (803, 25066), (913, 22046), (1606, 12533), (1661, 12118), (1826, 11023), (3322, 6059)]