163557712

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{80491}}^1$

素因数の和:80626

約数の個数: 20

約数和(自身を含む): 319392256

約数和(自身を除く): 155834544

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 80491, 160982, 321964, 643928, 1287856, 10222357, 20444714, 40889428, 81778856, 163557712]

約数ペア:

[(1, 163557712), (2, 81778856), (4, 40889428), (8, 20444714), (16, 10222357), (127, 1287856), (254, 643928), (508, 321964), (1016, 160982), (2032, 80491)]