91651288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1399}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 181440000

約数和(自身を除く): 89788712

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 431, 862, 1399, 1724, 2798, 3448, 5596, 8189, 11192, 16378, 26581, 32756, 53162, 65512, 106324, 212648, 602969, 1205938, 2411876, 4823752, 11456411, 22912822, 45825644, 91651288]

約数ペア:

[(1, 91651288), (2, 45825644), (4, 22912822), (8, 11456411), (19, 4823752), (38, 2411876), (76, 1205938), (152, 602969), (431, 212648), (862, 106324), (1399, 65512), (1724, 53162), (2798, 32756), (3448, 26581), (5596, 16378), (8189, 11192)]