22216168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11243}}^1$

素因数の和:11281

約数の個数: 32

約数和(自身を含む): 47224800

約数和(自身を除く): 25008632

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 11243, 22486, 44972, 89944, 146159, 213617, 292318, 427234, 584636, 854468, 1169272, 1708936, 2777021, 5554042, 11108084, 22216168]

約数ペア:

[(1, 22216168), (2, 11108084), (4, 5554042), (8, 2777021), (13, 1708936), (19, 1169272), (26, 854468), (38, 584636), (52, 427234), (76, 292318), (104, 213617), (152, 146159), (247, 89944), (494, 44972), (988, 22486), (1976, 11243)]