28220528

素因数分解:

$2^4\times 7^1\times {\mathrm{251969}}^1$

素因数の和:251984

約数の個数: 20

約数和(自身を含む): 62488560

約数和(自身を除く): 34268032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251969, 503938, 1007876, 1763783, 2015752, 3527566, 4031504, 7055132, 14110264, 28220528]

約数ペア:

[(1, 28220528), (2, 14110264), (4, 7055132), (7, 4031504), (8, 3527566), (14, 2015752), (16, 1763783), (28, 1007876), (56, 503938), (112, 251969)]