65889872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{216743}}^1$

素因数の和:216770

約数の個数: 20

約数和(自身を含む): 134381280

約数和(自身を除く): 68491408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 216743, 433486, 866972, 1733944, 3467888, 4118117, 8236234, 16472468, 32944936, 65889872]

約数ペア:

[(1, 65889872), (2, 32944936), (4, 16472468), (8, 8236234), (16, 4118117), (19, 3467888), (38, 1733944), (76, 866972), (152, 433486), (304, 216743)]