211353872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{695243}}^1$

素因数の和:695270

約数の個数: 20

約数和(自身を含む): 431051280

約数和(自身を除く): 219697408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 695243, 1390486, 2780972, 5561944, 11123888, 13209617, 26419234, 52838468, 105676936, 211353872]

約数ペア:

[(1, 211353872), (2, 105676936), (4, 52838468), (8, 26419234), (16, 13209617), (19, 11123888), (38, 5561944), (76, 2780972), (152, 1390486), (304, 695243)]