71218384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{234271}}^1$

素因数の和:234298

約数の個数: 20

約数和(自身を含む): 145248640

約数和(自身を除く): 74030256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 234271, 468542, 937084, 1874168, 3748336, 4451149, 8902298, 17804596, 35609192, 71218384]

約数ペア:

[(1, 71218384), (2, 35609192), (4, 17804596), (8, 8902298), (16, 4451149), (19, 3748336), (38, 1874168), (76, 937084), (152, 468542), (304, 234271)]