66401584

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{9629}}^1$

素因数の和:10068

約数の個数: 20

約数和(自身を含む): 128964960

約数和(自身を除く): 62563376

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 9629, 19258, 38516, 77032, 154064, 4150099, 8300198, 16600396, 33200792, 66401584]

約数ペア:

[(1, 66401584), (2, 33200792), (4, 16600396), (8, 8300198), (16, 4150099), (431, 154064), (862, 77032), (1724, 38516), (3448, 19258), (6896, 9629)]