20390282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 15068278

約数列:

[1, 2, 11, 22, 23, 46, 59, 118, 253, 506, 649, 683, 1298, 1357, 1366, 2714, 7513, 14927, 15026, 15709, 29854, 31418, 40297, 80594, 172799, 345598, 443267, 886534, 926831, 1853662, 10195141, 20390282]

約数ペア:

[(1, 20390282), (2, 10195141), (11, 1853662), (22, 926831), (23, 886534), (46, 443267), (59, 345598), (118, 172799), (253, 80594), (506, 40297), (649, 31418), (683, 29854), (1298, 15709), (1357, 15026), (1366, 14927), (2714, 7513)]