156318896

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{238291}}^1$

素因数の和:238340

約数の個数: 20

約数和(自身を含む): 310256184

約数和(自身を除く): 153937288

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 238291, 476582, 953164, 1906328, 3812656, 9769931, 19539862, 39079724, 78159448, 156318896]

約数ペア:

[(1, 156318896), (2, 78159448), (4, 39079724), (8, 19539862), (16, 9769931), (41, 3812656), (82, 1906328), (164, 953164), (328, 476582), (656, 238291)]