65894128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{216757}}^1$

素因数の和:216784

約数の個数: 20

約数和(自身を含む): 134389960

約数和(自身を除く): 68495832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 216757, 433514, 867028, 1734056, 3468112, 4118383, 8236766, 16473532, 32947064, 65894128]

約数ペア:

[(1, 65894128), (2, 32947064), (4, 16473532), (8, 8236766), (16, 4118383), (19, 3468112), (38, 1734056), (76, 867028), (152, 433514), (304, 216757)]