18698718

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 38486016

約数和(自身を除く): 19787298

約数列:

[1, 2, 3, 6, 53, 106, 127, 159, 254, 318, 381, 463, 762, 926, 1389, 2778, 6731, 13462, 20193, 24539, 40386, 49078, 58801, 73617, 117602, 147234, 176403, 352806, 3116453, 6232906, 9349359, 18698718]

約数ペア:

[(1, 18698718), (2, 9349359), (3, 6232906), (6, 3116453), (53, 352806), (106, 176403), (127, 147234), (159, 117602), (254, 73617), (318, 58801), (381, 49078), (463, 40386), (762, 24539), (926, 20193), (1389, 13462), (2778, 6731)]